Home / 741,847.71-1,023,737.76-419,545.74

Finding the Fourth Proportional to 741,847.71, 1,023,737.76 and 419,545.74

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Solution

The fourth proportional to 741,847.71, 1,023,737.76 and 419,545.74 is: 578,966.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,847.71 : 1,023,737.76 = 419,545.74 : x
  2. Step 2: Convert to fraction form
    741,847.71/1,023,737.76 = 419,545.74/x
  3. Step 3: Cross multiply
    741,847.71x = 1,023,737.76 × 419,545.74
  4. Step 4: Simplify right side
    741,847.71x = 429,504,816,085.14
  5. Step 5: Solve for x
    x = 429,504,816,085.14/741,847.71
  6. Step 6: Final answer
    x = 578,966.29

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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.