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Finding the Fourth Proportional to 366,770.16, 506,213.55 and 239,224.32

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Solution

The fourth proportional to 366,770.16, 506,213.55 and 239,224.32 is: 330,175.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,770.16 : 506,213.55 = 239,224.32 : x
  2. Step 2: Convert to fraction form
    366,770.16/506,213.55 = 239,224.32/x
  3. Step 3: Cross multiply
    366,770.16x = 506,213.55 × 239,224.32
  4. Step 4: Simplify right side
    366,770.16x = 121,098,592,273.54
  5. Step 5: Solve for x
    x = 121,098,592,273.54/366,770.16
  6. Step 6: Final answer
    x = 330,175.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.