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Finding the Fourth Proportional to 297,193.55, 410,127.10 and 169,871.87

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Solution

The fourth proportional to 297,193.55, 410,127.10 and 169,871.87 is: 234,423.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,193.55 : 410,127.10 = 169,871.87 : x
  2. Step 2: Convert to fraction form
    297,193.55/410,127.10 = 169,871.87/x
  3. Step 3: Cross multiply
    297,193.55x = 410,127.10 × 169,871.87
  4. Step 4: Simplify right side
    297,193.55x = 69,669,058,015.32
  5. Step 5: Solve for x
    x = 69,669,058,015.32/297,193.55
  6. Step 6: Final answer
    x = 234,423.19

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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.