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Finding the Fourth Proportional to 635,177.40, 952,041.33 and 255,855.39

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Solution

The fourth proportional to 635,177.40, 952,041.33 and 255,855.39 is: 383,491.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,177.40 : 952,041.33 = 255,855.39 : x
  2. Step 2: Convert to fraction form
    635,177.40/952,041.33 = 255,855.39/x
  3. Step 3: Cross multiply
    635,177.40x = 952,041.33 × 255,855.39
  4. Step 4: Simplify right side
    635,177.40x = 243,584,909,122.83
  5. Step 5: Solve for x
    x = 243,584,909,122.83/635,177.40
  6. Step 6: Final answer
    x = 383,491.14

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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.