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Finding the Fourth Proportional to 635,263.89, 952,908.12 and 155,495.88

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Solution

The fourth proportional to 635,263.89, 952,908.12 and 155,495.88 is: 233,246.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,263.89 : 952,908.12 = 155,495.88 : x
  2. Step 2: Convert to fraction form
    635,263.89/952,908.12 = 155,495.88/x
  3. Step 3: Cross multiply
    635,263.89x = 952,908.12 × 155,495.88
  4. Step 4: Simplify right side
    635,263.89x = 148,173,286,678.55
  5. Step 5: Solve for x
    x = 148,173,286,678.55/635,263.89
  6. Step 6: Final answer
    x = 233,246.83

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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.