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Finding the Fourth Proportional to 337,081.68, 464,359.68 and 288,528.66

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Solution

The fourth proportional to 337,081.68, 464,359.68 and 288,528.66 is: 397,473.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,081.68 : 464,359.68 = 288,528.66 : x
  2. Step 2: Convert to fraction form
    337,081.68/464,359.68 = 288,528.66/x
  3. Step 3: Cross multiply
    337,081.68x = 464,359.68 × 288,528.66
  4. Step 4: Simplify right side
    337,081.68x = 133,981,076,228.43
  5. Step 5: Solve for x
    x = 133,981,076,228.43/337,081.68
  6. Step 6: Final answer
    x = 397,473.62

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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.