Home / 449,435.20-674,246.40-150,008.80

Finding the Fourth Proportional to 449,435.20, 674,246.40 and 150,008.80

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Solution

The fourth proportional to 449,435.20, 674,246.40 and 150,008.80 is: 225,044.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,435.20 : 674,246.40 = 150,008.80 : x
  2. Step 2: Convert to fraction form
    449,435.20/674,246.40 = 150,008.80/x
  3. Step 3: Cross multiply
    449,435.20x = 674,246.40 × 150,008.80
  4. Step 4: Simplify right side
    449,435.20x = 101,142,893,368.32
  5. Step 5: Solve for x
    x = 101,142,893,368.32/449,435.20
  6. Step 6: Final answer
    x = 225,044.44

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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.