Home / 417,220.02-625,622.90-132,873.48

Finding the Fourth Proportional to 417,220.02, 625,622.90 and 132,873.48

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Solution

The fourth proportional to 417,220.02, 625,622.90 and 132,873.48 is: 199,244.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,220.02 : 625,622.90 = 132,873.48 : x
  2. Step 2: Convert to fraction form
    417,220.02/625,622.90 = 132,873.48/x
  3. Step 3: Cross multiply
    417,220.02x = 625,622.90 × 132,873.48
  4. Step 4: Simplify right side
    417,220.02x = 83,128,691,890.69
  5. Step 5: Solve for x
    x = 83,128,691,890.69/417,220.02
  6. Step 6: Final answer
    x = 199,244.25

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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.