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Finding the Fourth Proportional to 584,232.60, 876,348.90 and 572,422.80

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Solution

The fourth proportional to 584,232.60, 876,348.90 and 572,422.80 is: 858,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,232.60 : 876,348.90 = 572,422.80 : x
  2. Step 2: Convert to fraction form
    584,232.60/876,348.90 = 572,422.80/x
  3. Step 3: Cross multiply
    584,232.60x = 876,348.90 × 572,422.80
  4. Step 4: Simplify right side
    584,232.60x = 501,642,091,114.92
  5. Step 5: Solve for x
    x = 501,642,091,114.92/584,232.60
  6. Step 6: Final answer
    x = 858,634.20

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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.