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Finding the Fourth Proportional to 584,252.60, 876,378.91 and 141,020.60

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Solution

The fourth proportional to 584,252.60, 876,378.91 and 141,020.60 is: 211,530.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,252.60 : 876,378.91 = 141,020.60 : x
  2. Step 2: Convert to fraction form
    584,252.60/876,378.91 = 141,020.60/x
  3. Step 3: Cross multiply
    584,252.60x = 876,378.91 × 141,020.60
  4. Step 4: Simplify right side
    584,252.60x = 123,587,481,553.94
  5. Step 5: Solve for x
    x = 123,587,481,553.94/584,252.60
  6. Step 6: Final answer
    x = 211,530.90

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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.