Home / 890,966.07-1,229,604.17-503,863.02

Finding the Fourth Proportional to 890,966.07, 1,229,604.17 and 503,863.02

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Solution

The fourth proportional to 890,966.07, 1,229,604.17 and 503,863.02 is: 695,371.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,966.07 : 1,229,604.17 = 503,863.02 : x
  2. Step 2: Convert to fraction form
    890,966.07/1,229,604.17 = 503,863.02/x
  3. Step 3: Cross multiply
    890,966.07x = 1,229,604.17 × 503,863.02
  4. Step 4: Simplify right side
    890,966.07x = 619,552,067,981.48
  5. Step 5: Solve for x
    x = 619,552,067,981.48/890,966.07
  6. Step 6: Final answer
    x = 695,371.11

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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.