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Finding the Fourth Proportional to 337,658.52, 465,980.94 and 186,756.60

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Solution

The fourth proportional to 337,658.52, 465,980.94 and 186,756.60 is: 257,730.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,658.52 : 465,980.94 = 186,756.60 : x
  2. Step 2: Convert to fraction form
    337,658.52/465,980.94 = 186,756.60/x
  3. Step 3: Cross multiply
    337,658.52x = 465,980.94 × 186,756.60
  4. Step 4: Simplify right side
    337,658.52x = 87,025,016,019.20
  5. Step 5: Solve for x
    x = 87,025,016,019.20/337,658.52
  6. Step 6: Final answer
    x = 257,730.85

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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.