Home / 918,155.70-1,377,233.55-244,235.70

Finding the Fourth Proportional to 918,155.70, 1,377,233.55 and 244,235.70

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Solution

The fourth proportional to 918,155.70, 1,377,233.55 and 244,235.70 is: 366,353.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,155.70 : 1,377,233.55 = 244,235.70 : x
  2. Step 2: Convert to fraction form
    918,155.70/1,377,233.55 = 244,235.70/x
  3. Step 3: Cross multiply
    918,155.70x = 1,377,233.55 × 244,235.70
  4. Step 4: Simplify right side
    918,155.70x = 336,369,600,147.74
  5. Step 5: Solve for x
    x = 336,369,600,147.74/918,155.70
  6. Step 6: Final answer
    x = 366,353.55

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Half scale
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Double scale
Find fourth proportional to 918,156.70, 1,377,235.05 and 244,236.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.