Home / 744,897.70-1,117,346.55-691,753.60

Finding the Fourth Proportional to 744,897.70, 1,117,346.55 and 691,753.60

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Solution

The fourth proportional to 744,897.70, 1,117,346.55 and 691,753.60 is: 1,037,630.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,897.70 : 1,117,346.55 = 691,753.60 : x
  2. Step 2: Convert to fraction form
    744,897.70/1,117,346.55 = 691,753.60/x
  3. Step 3: Cross multiply
    744,897.70x = 1,117,346.55 × 691,753.60
  4. Step 4: Simplify right side
    744,897.70x = 772,928,498,410.08
  5. Step 5: Solve for x
    x = 772,928,498,410.08/744,897.70
  6. Step 6: Final answer
    x = 1,037,630.40

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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.