Home / 475,165.98-655,729.06-284,179.38

Finding the Fourth Proportional to 475,165.98, 655,729.06 and 284,179.38

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Solution

The fourth proportional to 475,165.98, 655,729.06 and 284,179.38 is: 392,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,165.98 : 655,729.06 = 284,179.38 : x
  2. Step 2: Convert to fraction form
    475,165.98/655,729.06 = 284,179.38/x
  3. Step 3: Cross multiply
    475,165.98x = 655,729.06 × 284,179.38
  4. Step 4: Simplify right side
    475,165.98x = 186,344,677,718.78
  5. Step 5: Solve for x
    x = 186,344,677,718.78/475,165.98
  6. Step 6: Final answer
    x = 392,167.55

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1.5x scale

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.