Home / 724,164.10-1,086,246.15-456,475.30

Finding the Fourth Proportional to 724,164.10, 1,086,246.15 and 456,475.30

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Solution

The fourth proportional to 724,164.10, 1,086,246.15 and 456,475.30 is: 684,712.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,164.10 : 1,086,246.15 = 456,475.30 : x
  2. Step 2: Convert to fraction form
    724,164.10/1,086,246.15 = 456,475.30/x
  3. Step 3: Cross multiply
    724,164.10x = 1,086,246.15 × 456,475.30
  4. Step 4: Simplify right side
    724,164.10x = 495,844,537,195.10
  5. Step 5: Solve for x
    x = 495,844,537,195.10/724,164.10
  6. Step 6: Final answer
    x = 684,712.95

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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.