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Finding the Fourth Proportional to 584,253.42, 876,380.12 and 141,021.42

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Solution

The fourth proportional to 584,253.42, 876,380.12 and 141,021.42 is: 211,532.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,253.42 : 876,380.12 = 141,021.42 : x
  2. Step 2: Convert to fraction form
    584,253.42/876,380.12 = 141,021.42/x
  3. Step 3: Cross multiply
    584,253.42x = 876,380.12 × 141,021.42
  4. Step 4: Simplify right side
    584,253.42x = 123,588,368,982.17
  5. Step 5: Solve for x
    x = 123,588,368,982.17/584,253.42
  6. Step 6: Final answer
    x = 211,532.13

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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.