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Finding the Fourth Proportional to 635,266.95, 952,912.64 and 155,498.86

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Solution

The fourth proportional to 635,266.95, 952,912.64 and 155,498.86 is: 233,251.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,266.95 : 952,912.64 = 155,498.86 : x
  2. Step 2: Convert to fraction form
    635,266.95/952,912.64 = 155,498.86/x
  3. Step 3: Cross multiply
    635,266.95x = 952,912.64 × 155,498.86
  4. Step 4: Simplify right side
    635,266.95x = 148,176,829,199.59
  5. Step 5: Solve for x
    x = 148,176,829,199.59/635,266.95
  6. Step 6: Final answer
    x = 233,251.28

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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.