Home / 1,006,017.11-1,508,705.60-331,972.78

Finding the Fourth Proportional to 1,006,017.11, 1,508,705.60 and 331,972.78

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Solution

The fourth proportional to 1,006,017.11, 1,508,705.60 and 331,972.78 is: 497,853.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,017.11 : 1,508,705.60 = 331,972.78 : x
  2. Step 2: Convert to fraction form
    1,006,017.11/1,508,705.60 = 331,972.78/x
  3. Step 3: Cross multiply
    1,006,017.11x = 1,508,705.60 × 331,972.78
  4. Step 4: Simplify right side
    1,006,017.11x = 500,849,189,630.76
  5. Step 5: Solve for x
    x = 500,849,189,630.76/1,006,017.11
  6. Step 6: Final answer
    x = 497,853.55

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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.