Home / 487,784.26-673,160.31-267,037.03

Finding the Fourth Proportional to 487,784.26, 673,160.31 and 267,037.03

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Solution

The fourth proportional to 487,784.26, 673,160.31 and 267,037.03 is: 368,520.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,784.26 : 673,160.31 = 267,037.03 : x
  2. Step 2: Convert to fraction form
    487,784.26/673,160.31 = 267,037.03/x
  3. Step 3: Cross multiply
    487,784.26x = 673,160.31 × 267,037.03
  4. Step 4: Simplify right side
    487,784.26x = 179,758,726,811.26
  5. Step 5: Solve for x
    x = 179,758,726,811.26/487,784.26
  6. Step 6: Final answer
    x = 368,520.96

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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.