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Finding the Fourth Proportional to 337,626.76, 465,916.98 and 186,720.52

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Solution

The fourth proportional to 337,626.76, 465,916.98 and 186,720.52 is: 257,669.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,626.76 : 465,916.98 = 186,720.52 : x
  2. Step 2: Convert to fraction form
    337,626.76/465,916.98 = 186,720.52/x
  3. Step 3: Cross multiply
    337,626.76x = 465,916.98 × 186,720.52
  4. Step 4: Simplify right side
    337,626.76x = 86,996,260,782.43
  5. Step 5: Solve for x
    x = 86,996,260,782.43/337,626.76
  6. Step 6: Final answer
    x = 257,669.92

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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.