Home / 1,002,715.17-1,504,215.71-328,849.22

Finding the Fourth Proportional to 1,002,715.17, 1,504,215.71 and 328,849.22

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Solution

The fourth proportional to 1,002,715.17, 1,504,215.71 and 328,849.22 is: 493,320.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,715.17 : 1,504,215.71 = 328,849.22 : x
  2. Step 2: Convert to fraction form
    1,002,715.17/1,504,215.71 = 328,849.22/x
  3. Step 3: Cross multiply
    1,002,715.17x = 1,504,215.71 × 328,849.22
  4. Step 4: Simplify right side
    1,002,715.17x = 494,660,155,013.11
  5. Step 5: Solve for x
    x = 494,660,155,013.11/1,002,715.17
  6. Step 6: Final answer
    x = 493,320.71

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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.