Home / 449,554.02-674,428.23-239,161.38

Finding the Fourth Proportional to 449,554.02, 674,428.23 and 239,161.38

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Solution

The fourth proportional to 449,554.02, 674,428.23 and 239,161.38 is: 358,793.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,554.02 : 674,428.23 = 239,161.38 : x
  2. Step 2: Convert to fraction form
    449,554.02/674,428.23 = 239,161.38/x
  3. Step 3: Cross multiply
    449,554.02x = 674,428.23 × 239,161.38
  4. Step 4: Simplify right side
    449,554.02x = 161,297,186,197.76
  5. Step 5: Solve for x
    x = 161,297,186,197.76/449,554.02
  6. Step 6: Final answer
    x = 358,793.78

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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.