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Finding the Fourth Proportional to 425,331.52, 586,958.64 and 234,344.32

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Solution

The fourth proportional to 425,331.52, 586,958.64 and 234,344.32 is: 323,395.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,331.52 : 586,958.64 = 234,344.32 : x
  2. Step 2: Convert to fraction form
    425,331.52/586,958.64 = 234,344.32/x
  3. Step 3: Cross multiply
    425,331.52x = 586,958.64 × 234,344.32
  4. Step 4: Simplify right side
    425,331.52x = 137,550,423,358.93
  5. Step 5: Solve for x
    x = 137,550,423,358.93/425,331.52
  6. Step 6: Final answer
    x = 323,395.79

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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.