Home / 284,627.18-426,055.02-179,224.72

Finding the Fourth Proportional to 284,627.18, 426,055.02 and 179,224.72

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Solution

The fourth proportional to 284,627.18, 426,055.02 and 179,224.72 is: 268,279.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,627.18 : 426,055.02 = 179,224.72 : x
  2. Step 2: Convert to fraction form
    284,627.18/426,055.02 = 179,224.72/x
  3. Step 3: Cross multiply
    284,627.18x = 426,055.02 × 179,224.72
  4. Step 4: Simplify right side
    284,627.18x = 76,359,591,664.09
  5. Step 5: Solve for x
    x = 76,359,591,664.09/284,627.18
  6. Step 6: Final answer
    x = 268,279.34

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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.