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Finding the Fourth Proportional to 486,304.46, 729,776.73 and 170,752.94

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Solution

The fourth proportional to 486,304.46, 729,776.73 and 170,752.94 is: 256,241.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,304.46 : 729,776.73 = 170,752.94 : x
  2. Step 2: Convert to fraction form
    486,304.46/729,776.73 = 170,752.94/x
  3. Step 3: Cross multiply
    486,304.46x = 729,776.73 × 170,752.94
  4. Step 4: Simplify right side
    486,304.46x = 124,611,522,191.09
  5. Step 5: Solve for x
    x = 124,611,522,191.09/486,304.46
  6. Step 6: Final answer
    x = 256,241.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.