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Finding the Fourth Proportional to 432,937.76, 597,402.36 and 239,319.39

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Solution

The fourth proportional to 432,937.76, 597,402.36 and 239,319.39 is: 330,232.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,937.76 : 597,402.36 = 239,319.39 : x
  2. Step 2: Convert to fraction form
    432,937.76/597,402.36 = 239,319.39/x
  3. Step 3: Cross multiply
    432,937.76x = 597,402.36 × 239,319.39
  4. Step 4: Simplify right side
    432,937.76x = 142,969,966,252.52
  5. Step 5: Solve for x
    x = 142,969,966,252.52/432,937.76
  6. Step 6: Final answer
    x = 330,232.15

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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.