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Finding the Fourth Proportional to 489,038.11, 733,562.26 and 134,052.17

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Solution

The fourth proportional to 489,038.11, 733,562.26 and 134,052.17 is: 201,079.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,038.11 : 733,562.26 = 134,052.17 : x
  2. Step 2: Convert to fraction form
    489,038.11/733,562.26 = 134,052.17/x
  3. Step 3: Cross multiply
    489,038.11x = 733,562.26 × 134,052.17
  4. Step 4: Simplify right side
    489,038.11x = 98,335,608,780.16
  5. Step 5: Solve for x
    x = 98,335,608,780.16/489,038.11
  6. Step 6: Final answer
    x = 201,079.64

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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.