Home / 449,818.02-674,393.72-272,283.03

Finding the Fourth Proportional to 449,818.02, 674,393.72 and 272,283.03

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Solution

The fourth proportional to 449,818.02, 674,393.72 and 272,283.03 is: 408,222.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,818.02 : 674,393.72 = 272,283.03 : x
  2. Step 2: Convert to fraction form
    449,818.02/674,393.72 = 272,283.03/x
  3. Step 3: Cross multiply
    449,818.02x = 674,393.72 × 272,283.03
  4. Step 4: Simplify right side
    449,818.02x = 183,625,964,133.16
  5. Step 5: Solve for x
    x = 183,625,964,133.16/449,818.02
  6. Step 6: Final answer
    x = 408,222.78

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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.