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Finding the Fourth Proportional to 453,170.82, 679,610.72 and 149,496.72

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Solution

The fourth proportional to 453,170.82, 679,610.72 and 149,496.72 is: 224,197.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,170.82 : 679,610.72 = 149,496.72 : x
  2. Step 2: Convert to fraction form
    453,170.82/679,610.72 = 149,496.72/x
  3. Step 3: Cross multiply
    453,170.82x = 679,610.72 × 149,496.72
  4. Step 4: Simplify right side
    453,170.82x = 101,599,572,769.36
  5. Step 5: Solve for x
    x = 101,599,572,769.36/453,170.82
  6. Step 6: Final answer
    x = 224,197.08

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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.