Home / 731,566.40-1,097,349.60-450,171.20

Finding the Fourth Proportional to 731,566.40, 1,097,349.60 and 450,171.20

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Solution

The fourth proportional to 731,566.40, 1,097,349.60 and 450,171.20 is: 675,256.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,566.40 : 1,097,349.60 = 450,171.20 : x
  2. Step 2: Convert to fraction form
    731,566.40/1,097,349.60 = 450,171.20/x
  3. Step 3: Cross multiply
    731,566.40x = 1,097,349.60 × 450,171.20
  4. Step 4: Simplify right side
    731,566.40x = 493,995,186,251.52
  5. Step 5: Solve for x
    x = 493,995,186,251.52/731,566.40
  6. Step 6: Final answer
    x = 675,256.80

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Half scale
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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.