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Finding the Fourth Proportional to 373,534.38, 515,476.35 and 203,767.29

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Solution

The fourth proportional to 373,534.38, 515,476.35 and 203,767.29 is: 281,198.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,534.38 : 515,476.35 = 203,767.29 : x
  2. Step 2: Convert to fraction form
    373,534.38/515,476.35 = 203,767.29/x
  3. Step 3: Cross multiply
    373,534.38x = 515,476.35 × 203,767.29
  4. Step 4: Simplify right side
    373,534.38x = 105,037,218,898.59
  5. Step 5: Solve for x
    x = 105,037,218,898.59/373,534.38
  6. Step 6: Final answer
    x = 281,198.26

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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.