Home / 977,090.22-1,465,635.92-267,064.86

Finding the Fourth Proportional to 977,090.22, 1,465,635.92 and 267,064.86

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Solution

The fourth proportional to 977,090.22, 1,465,635.92 and 267,064.86 is: 400,597.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,090.22 : 1,465,635.92 = 267,064.86 : x
  2. Step 2: Convert to fraction form
    977,090.22/1,465,635.92 = 267,064.86/x
  3. Step 3: Cross multiply
    977,090.22x = 1,465,635.92 × 267,064.86
  4. Step 4: Simplify right side
    977,090.22x = 391,419,851,785.77
  5. Step 5: Solve for x
    x = 391,419,851,785.77/977,090.22
  6. Step 6: Final answer
    x = 400,597.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.