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Finding the Fourth Proportional to 416,560.58, 574,853.46 and 225,573.92

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Solution

The fourth proportional to 416,560.58, 574,853.46 and 225,573.92 is: 311,291.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,560.58 : 574,853.46 = 225,573.92 : x
  2. Step 2: Convert to fraction form
    416,560.58/574,853.46 = 225,573.92/x
  3. Step 3: Cross multiply
    416,560.58x = 574,853.46 × 225,573.92
  4. Step 4: Simplify right side
    416,560.58x = 129,671,948,397.76
  5. Step 5: Solve for x
    x = 129,671,948,397.76/416,560.58
  6. Step 6: Final answer
    x = 311,291.93

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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.