Home / 779,631.30-1,168,572.15-442,833.30

Finding the Fourth Proportional to 779,631.30, 1,168,572.15 and 442,833.30

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Solution

The fourth proportional to 779,631.30, 1,168,572.15 and 442,833.30 is: 663,753.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,631.30 : 1,168,572.15 = 442,833.30 : x
  2. Step 2: Convert to fraction form
    779,631.30/1,168,572.15 = 442,833.30/x
  3. Step 3: Cross multiply
    779,631.30x = 1,168,572.15 × 442,833.30
  4. Step 4: Simplify right side
    779,631.30x = 517,482,661,472.60
  5. Step 5: Solve for x
    x = 517,482,661,472.60/779,631.30
  6. Step 6: Final answer
    x = 663,753.06

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1.5x scale

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.