Home / 787,474.29-1,181,669.87-332,036.95

Finding the Fourth Proportional to 787,474.29, 1,181,669.87 and 332,036.95

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Solution

The fourth proportional to 787,474.29, 1,181,669.87 and 332,036.95 is: 498,248.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,474.29 : 1,181,669.87 = 332,036.95 : x
  2. Step 2: Convert to fraction form
    787,474.29/1,181,669.87 = 332,036.95/x
  3. Step 3: Cross multiply
    787,474.29x = 1,181,669.87 × 332,036.95
  4. Step 4: Simplify right side
    787,474.29x = 392,358,059,541.70
  5. Step 5: Solve for x
    x = 392,358,059,541.70/787,474.29
  6. Step 6: Final answer
    x = 498,248.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.