Home / 412,789.64-569,122.34-267,338.41

Finding the Fourth Proportional to 412,789.64, 569,122.34 and 267,338.41

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Solution

The fourth proportional to 412,789.64, 569,122.34 and 267,338.41 is: 368,585.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,789.64 : 569,122.34 = 267,338.41 : x
  2. Step 2: Convert to fraction form
    412,789.64/569,122.34 = 267,338.41/x
  3. Step 3: Cross multiply
    412,789.64x = 569,122.34 × 267,338.41
  4. Step 4: Simplify right side
    412,789.64x = 152,148,258,711.58
  5. Step 5: Solve for x
    x = 152,148,258,711.58/412,789.64
  6. Step 6: Final answer
    x = 368,585.46

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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.