Home / 918,009.40-1,377,014.10-244,194.70

Finding the Fourth Proportional to 918,009.40, 1,377,014.10 and 244,194.70

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Solution

The fourth proportional to 918,009.40, 1,377,014.10 and 244,194.70 is: 366,292.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,009.40 : 1,377,014.10 = 244,194.70 : x
  2. Step 2: Convert to fraction form
    918,009.40/1,377,014.10 = 244,194.70/x
  3. Step 3: Cross multiply
    918,009.40x = 1,377,014.10 × 244,194.70
  4. Step 4: Simplify right side
    918,009.40x = 336,259,545,045.27
  5. Step 5: Solve for x
    x = 336,259,545,045.27/918,009.40
  6. Step 6: Final answer
    x = 366,292.05

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Double scale
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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.