Home / 744,344.30-1,116,516.45-460,909.10

Finding the Fourth Proportional to 744,344.30, 1,116,516.45 and 460,909.10

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Solution

The fourth proportional to 744,344.30, 1,116,516.45 and 460,909.10 is: 691,363.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,344.30 : 1,116,516.45 = 460,909.10 : x
  2. Step 2: Convert to fraction form
    744,344.30/1,116,516.45 = 460,909.10/x
  3. Step 3: Cross multiply
    744,344.30x = 1,116,516.45 × 460,909.10
  4. Step 4: Simplify right side
    744,344.30x = 514,612,592,104.70
  5. Step 5: Solve for x
    x = 514,612,592,104.70/744,344.30
  6. Step 6: Final answer
    x = 691,363.65

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Double scale
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Similar ratio
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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.