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Finding the Fourth Proportional to 415,614.13, 573,536.03 and 234,324.47

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Solution

The fourth proportional to 415,614.13, 573,536.03 and 234,324.47 is: 323,361.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,614.13 : 573,536.03 = 234,324.47 : x
  2. Step 2: Convert to fraction form
    415,614.13/573,536.03 = 234,324.47/x
  3. Step 3: Cross multiply
    415,614.13x = 573,536.03 × 234,324.47
  4. Step 4: Simplify right side
    415,614.13x = 134,393,525,084.03
  5. Step 5: Solve for x
    x = 134,393,525,084.03/415,614.13
  6. Step 6: Final answer
    x = 323,361.30

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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.