Home / 469,387.47-704,136.20-149,427.24

Finding the Fourth Proportional to 469,387.47, 704,136.20 and 149,427.24

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Solution

The fourth proportional to 469,387.47, 704,136.20 and 149,427.24 is: 224,158.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,387.47 : 704,136.20 = 149,427.24 : x
  2. Step 2: Convert to fraction form
    469,387.47/704,136.20 = 149,427.24/x
  3. Step 3: Cross multiply
    469,387.47x = 704,136.20 × 149,427.24
  4. Step 4: Simplify right side
    469,387.47x = 105,217,128,202.95
  5. Step 5: Solve for x
    x = 105,217,128,202.95/469,387.47
  6. Step 6: Final answer
    x = 224,158.37

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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.