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Finding the Fourth Proportional to 635,502.63, 953,253.17 and 162,188.04

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Solution

The fourth proportional to 635,502.63, 953,253.17 and 162,188.04 is: 243,281.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,502.63 : 953,253.17 = 162,188.04 : x
  2. Step 2: Convert to fraction form
    635,502.63/953,253.17 = 162,188.04/x
  3. Step 3: Cross multiply
    635,502.63x = 953,253.17 × 162,188.04
  4. Step 4: Simplify right side
    635,502.63x = 154,606,263,266.09
  5. Step 5: Solve for x
    x = 154,606,263,266.09/635,502.63
  6. Step 6: Final answer
    x = 243,281.86

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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.