Home / 779,793.23-1,169,853.87-442,989.76

Finding the Fourth Proportional to 779,793.23, 1,169,853.87 and 442,989.76

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Solution

The fourth proportional to 779,793.23, 1,169,853.87 and 442,989.76 is: 664,577.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,793.23 : 1,169,853.87 = 442,989.76 : x
  2. Step 2: Convert to fraction form
    779,793.23/1,169,853.87 = 442,989.76/x
  3. Step 3: Cross multiply
    779,793.23x = 1,169,853.87 × 442,989.76
  4. Step 4: Simplify right side
    779,793.23x = 518,233,282,298.70
  5. Step 5: Solve for x
    x = 518,233,282,298.70/779,793.23
  6. Step 6: Final answer
    x = 664,577.82

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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.