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Finding the Fourth Proportional to 550,232.78, 759,329 and 332,411.17

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Solution

The fourth proportional to 550,232.78, 759,329 and 332,411.17 is: 458,732.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,232.78 : 759,329 = 332,411.17 : x
  2. Step 2: Convert to fraction form
    550,232.78/759,329 = 332,411.17/x
  3. Step 3: Cross multiply
    550,232.78x = 759,329 × 332,411.17
  4. Step 4: Simplify right side
    550,232.78x = 252,409,441,304.93
  5. Step 5: Solve for x
    x = 252,409,441,304.93/550,232.78
  6. Step 6: Final answer
    x = 458,732.10

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1.5x scale

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.