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Finding the Fourth Proportional to 292,269.65, 403,217.37 and 169,741.17

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Solution

The fourth proportional to 292,269.65, 403,217.37 and 169,741.17 is: 234,176.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,269.65 : 403,217.37 = 169,741.17 : x
  2. Step 2: Convert to fraction form
    292,269.65/403,217.37 = 169,741.17/x
  3. Step 3: Cross multiply
    292,269.65x = 403,217.37 × 169,741.17
  4. Step 4: Simplify right side
    292,269.65x = 68,442,587,299.42
  5. Step 5: Solve for x
    x = 68,442,587,299.42/292,269.65
  6. Step 6: Final answer
    x = 234,176.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.