Home / 417,716.02-576,432.66-226,725.30

Finding the Fourth Proportional to 417,716.02, 576,432.66 and 226,725.30

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Solution

The fourth proportional to 417,716.02, 576,432.66 and 226,725.30 is: 312,872.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,716.02 : 576,432.66 = 226,725.30 : x
  2. Step 2: Convert to fraction form
    417,716.02/576,432.66 = 226,725.30/x
  3. Step 3: Cross multiply
    417,716.02x = 576,432.66 × 226,725.30
  4. Step 4: Simplify right side
    417,716.02x = 130,691,867,768.30
  5. Step 5: Solve for x
    x = 130,691,867,768.30/417,716.02
  6. Step 6: Final answer
    x = 312,872.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.