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Finding the Fourth Proportional to 471,064.41, 650,131.92 and 267,189.23

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Solution

The fourth proportional to 471,064.41, 650,131.92 and 267,189.23 is: 368,756.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,064.41 : 650,131.92 = 267,189.23 : x
  2. Step 2: Convert to fraction form
    471,064.41/650,131.92 = 267,189.23/x
  3. Step 3: Cross multiply
    471,064.41x = 650,131.92 × 267,189.23
  4. Step 4: Simplify right side
    471,064.41x = 173,708,248,728.55
  5. Step 5: Solve for x
    x = 173,708,248,728.55/471,064.41
  6. Step 6: Final answer
    x = 368,756.89

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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.