Home / 475,034.06-655,551.62-284,047.45

Finding the Fourth Proportional to 475,034.06, 655,551.62 and 284,047.45

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Solution

The fourth proportional to 475,034.06, 655,551.62 and 284,047.45 is: 391,988.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,034.06 : 655,551.62 = 284,047.45 : x
  2. Step 2: Convert to fraction form
    475,034.06/655,551.62 = 284,047.45/x
  3. Step 3: Cross multiply
    475,034.06x = 655,551.62 × 284,047.45
  4. Step 4: Simplify right side
    475,034.06x = 186,207,761,306.37
  5. Step 5: Solve for x
    x = 186,207,761,306.37/475,034.06
  6. Step 6: Final answer
    x = 391,988.24

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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.