Home / 1,003,310.32-1,504,401.52-329,335.18

Finding the Fourth Proportional to 1,003,310.32, 1,504,401.52 and 329,335.18

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Solution

The fourth proportional to 1,003,310.32, 1,504,401.52 and 329,335.18 is: 493,817.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,310.32 : 1,504,401.52 = 329,335.18 : x
  2. Step 2: Convert to fraction form
    1,003,310.32/1,504,401.52 = 329,335.18/x
  3. Step 3: Cross multiply
    1,003,310.32x = 1,504,401.52 × 329,335.18
  4. Step 4: Simplify right side
    1,003,310.32x = 495,452,345,381.47
  5. Step 5: Solve for x
    x = 495,452,345,381.47/1,003,310.32
  6. Step 6: Final answer
    x = 493,817.65

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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.