Home / 534,187.28-801,672.96-430,261.04

Finding the Fourth Proportional to 534,187.28, 801,672.96 and 430,261.04

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Solution

The fourth proportional to 534,187.28, 801,672.96 and 430,261.04 is: 645,707.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,187.28 : 801,672.96 = 430,261.04 : x
  2. Step 2: Convert to fraction form
    534,187.28/801,672.96 = 430,261.04/x
  3. Step 3: Cross multiply
    534,187.28x = 801,672.96 × 430,261.04
  4. Step 4: Simplify right side
    534,187.28x = 344,928,641,509.48
  5. Step 5: Solve for x
    x = 344,928,641,509.48/534,187.28
  6. Step 6: Final answer
    x = 645,707.33

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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.