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Finding the Fourth Proportional to 416,560.20, 574,852.94 and 225,573.54

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Solution

The fourth proportional to 416,560.20, 574,852.94 and 225,573.54 is: 311,291.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,560.20 : 574,852.94 = 225,573.54 : x
  2. Step 2: Convert to fraction form
    416,560.20/574,852.94 = 225,573.54/x
  3. Step 3: Cross multiply
    416,560.20x = 574,852.94 × 225,573.54
  4. Step 4: Simplify right side
    416,560.20x = 129,671,612,655.21
  5. Step 5: Solve for x
    x = 129,671,612,655.21/416,560.20
  6. Step 6: Final answer
    x = 311,291.41

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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.