Home / 488,160.48-673,642.74-267,394.23

Finding the Fourth Proportional to 488,160.48, 673,642.74 and 267,394.23

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Solution

The fourth proportional to 488,160.48, 673,642.74 and 267,394.23 is: 368,993.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,160.48 : 673,642.74 = 267,394.23 : x
  2. Step 2: Convert to fraction form
    488,160.48/673,642.74 = 267,394.23/x
  3. Step 3: Cross multiply
    488,160.48x = 673,642.74 × 267,394.23
  4. Step 4: Simplify right side
    488,160.48x = 180,128,181,757.39
  5. Step 5: Solve for x
    x = 180,128,181,757.39/488,160.48
  6. Step 6: Final answer
    x = 368,993.78

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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.