Home / 744,046.70-1,116,070.05-520,097.90

Finding the Fourth Proportional to 744,046.70, 1,116,070.05 and 520,097.90

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Solution

The fourth proportional to 744,046.70, 1,116,070.05 and 520,097.90 is: 780,146.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,046.70 : 1,116,070.05 = 520,097.90 : x
  2. Step 2: Convert to fraction form
    744,046.70/1,116,070.05 = 520,097.90/x
  3. Step 3: Cross multiply
    744,046.70x = 1,116,070.05 × 520,097.90
  4. Step 4: Simplify right side
    744,046.70x = 580,465,689,257.90
  5. Step 5: Solve for x
    x = 580,465,689,257.90/744,046.70
  6. Step 6: Final answer
    x = 780,146.85

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Similar ratio
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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.