Home / 918,319.42-1,377,476.97-244,400.50

Finding the Fourth Proportional to 918,319.42, 1,377,476.97 and 244,400.50

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Solution

The fourth proportional to 918,319.42, 1,377,476.97 and 244,400.50 is: 366,600.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,319.42 : 1,377,476.97 = 244,400.50 : x
  2. Step 2: Convert to fraction form
    918,319.42/1,377,476.97 = 244,400.50/x
  3. Step 3: Cross multiply
    918,319.42x = 1,377,476.97 × 244,400.50
  4. Step 4: Simplify right side
    918,319.42x = 336,656,060,206.49
  5. Step 5: Solve for x
    x = 336,656,060,206.49/918,319.42
  6. Step 6: Final answer
    x = 366,600.18

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Half scale
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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.