Home / 977,682.72-1,466,525.16-267,716.88

Finding the Fourth Proportional to 977,682.72, 1,466,525.16 and 267,716.88

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Solution

The fourth proportional to 977,682.72, 1,466,525.16 and 267,716.88 is: 401,575.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,682.72 : 1,466,525.16 = 267,716.88 : x
  2. Step 2: Convert to fraction form
    977,682.72/1,466,525.16 = 267,716.88/x
  3. Step 3: Cross multiply
    977,682.72x = 1,466,525.16 × 267,716.88
  4. Step 4: Simplify right side
    977,682.72x = 392,613,540,276.70
  5. Step 5: Solve for x
    x = 392,613,540,276.70/977,682.72
  6. Step 6: Final answer
    x = 401,575.62

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1.5x scale

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.