Home / 739,749.60-1,109,624.40-503,553.60

Finding the Fourth Proportional to 739,749.60, 1,109,624.40 and 503,553.60

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Solution

The fourth proportional to 739,749.60, 1,109,624.40 and 503,553.60 is: 755,330.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,749.60 : 1,109,624.40 = 503,553.60 : x
  2. Step 2: Convert to fraction form
    739,749.60/1,109,624.40 = 503,553.60/x
  3. Step 3: Cross multiply
    739,749.60x = 1,109,624.40 × 503,553.60
  4. Step 4: Simplify right side
    739,749.60x = 558,755,361,267.84
  5. Step 5: Solve for x
    x = 558,755,361,267.84/739,749.60
  6. Step 6: Final answer
    x = 755,330.40

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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.