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Finding the Fourth Proportional to 425,473.92, 586,925.92 and 272,347.35

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Solution

The fourth proportional to 425,473.92, 586,925.92 and 272,347.35 is: 375,693.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,473.92 : 586,925.92 = 272,347.35 : x
  2. Step 2: Convert to fraction form
    425,473.92/586,925.92 = 272,347.35/x
  3. Step 3: Cross multiply
    425,473.92x = 586,925.92 × 272,347.35
  4. Step 4: Simplify right side
    425,473.92x = 159,847,718,958.31
  5. Step 5: Solve for x
    x = 159,847,718,958.31/425,473.92
  6. Step 6: Final answer
    x = 375,693.34

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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.