Home / 672,179.70-1,008,269.55-580,941.30

Finding the Fourth Proportional to 672,179.70, 1,008,269.55 and 580,941.30

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Solution

The fourth proportional to 672,179.70, 1,008,269.55 and 580,941.30 is: 871,411.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,179.70 : 1,008,269.55 = 580,941.30 : x
  2. Step 2: Convert to fraction form
    672,179.70/1,008,269.55 = 580,941.30/x
  3. Step 3: Cross multiply
    672,179.70x = 1,008,269.55 × 580,941.30
  4. Step 4: Simplify right side
    672,179.70x = 585,745,423,127.42
  5. Step 5: Solve for x
    x = 585,745,423,127.42/672,179.70
  6. Step 6: Final answer
    x = 871,411.95

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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.