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Finding the Fourth Proportional to 425,335.76, 586,962.87 and 234,349.10

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Solution

The fourth proportional to 425,335.76, 586,962.87 and 234,349.10 is: 323,401.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,335.76 : 586,962.87 = 234,349.10 : x
  2. Step 2: Convert to fraction form
    425,335.76/586,962.87 = 234,349.10/x
  3. Step 3: Cross multiply
    425,335.76x = 586,962.87 × 234,349.10
  4. Step 4: Simplify right side
    425,335.76x = 137,554,220,317.92
  5. Step 5: Solve for x
    x = 137,554,220,317.92/425,335.76
  6. Step 6: Final answer
    x = 323,401.49

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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.