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Finding the Fourth Proportional to 292,269.71, 403,217.44 and 169,741.23

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Solution

The fourth proportional to 292,269.71, 403,217.44 and 169,741.23 is: 234,176.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,269.71 : 403,217.44 = 169,741.23 : x
  2. Step 2: Convert to fraction form
    292,269.71/403,217.44 = 169,741.23/x
  3. Step 3: Cross multiply
    292,269.71x = 403,217.44 × 169,741.23
  4. Step 4: Simplify right side
    292,269.71x = 68,442,624,223.05
  5. Step 5: Solve for x
    x = 68,442,624,223.05/292,269.71
  6. Step 6: Final answer
    x = 234,176.25

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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.