Home / 538,531.03-743,177.34-296,814.22

Finding the Fourth Proportional to 538,531.03, 743,177.34 and 296,814.22

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Solution

The fourth proportional to 538,531.03, 743,177.34 and 296,814.22 is: 409,606.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,531.03 : 743,177.34 = 296,814.22 : x
  2. Step 2: Convert to fraction form
    538,531.03/743,177.34 = 296,814.22/x
  3. Step 3: Cross multiply
    538,531.03x = 743,177.34 × 296,814.22
  4. Step 4: Simplify right side
    538,531.03x = 220,585,600,635.83
  5. Step 5: Solve for x
    x = 220,585,600,635.83/538,531.03
  6. Step 6: Final answer
    x = 409,606.11

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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.