Home / 778,252.32-1,073,909.52-574,414.56

Finding the Fourth Proportional to 778,252.32, 1,073,909.52 and 574,414.56

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Solution

The fourth proportional to 778,252.32, 1,073,909.52 and 574,414.56 is: 792,634.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,252.32 : 1,073,909.52 = 574,414.56 : x
  2. Step 2: Convert to fraction form
    778,252.32/1,073,909.52 = 574,414.56/x
  3. Step 3: Cross multiply
    778,252.32x = 1,073,909.52 × 574,414.56
  4. Step 4: Simplify right side
    778,252.32x = 616,869,264,410.61
  5. Step 5: Solve for x
    x = 616,869,264,410.61/778,252.32
  6. Step 6: Final answer
    x = 792,634.02

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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.