Home / 432,149.28-596,405.68-238,591.58

Finding the Fourth Proportional to 432,149.28, 596,405.68 and 238,591.58

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Solution

The fourth proportional to 432,149.28, 596,405.68 and 238,591.58 is: 329,278.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,149.28 : 596,405.68 = 238,591.58 : x
  2. Step 2: Convert to fraction form
    432,149.28/596,405.68 = 238,591.58/x
  3. Step 3: Cross multiply
    432,149.28x = 596,405.68 × 238,591.58
  4. Step 4: Simplify right side
    432,149.28x = 142,297,371,275.75
  5. Step 5: Solve for x
    x = 142,297,371,275.75/432,149.28
  6. Step 6: Final answer
    x = 329,278.28

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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.