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Finding the Fourth Proportional to 635,502.38, 953,252.69 and 162,187.72

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Solution

The fourth proportional to 635,502.38, 953,252.69 and 162,187.72 is: 243,281.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,502.38 : 953,252.69 = 162,187.72 : x
  2. Step 2: Convert to fraction form
    635,502.38/953,252.69 = 162,187.72/x
  3. Step 3: Cross multiply
    635,502.38x = 953,252.69 × 162,187.72
  4. Step 4: Simplify right side
    635,502.38x = 154,605,877,180.90
  5. Step 5: Solve for x
    x = 154,605,877,180.90/635,502.38
  6. Step 6: Final answer
    x = 243,281.35

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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.