Home / 977,825.12-1,466,738.92-267,859.32

Finding the Fourth Proportional to 977,825.12, 1,466,738.92 and 267,859.32

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Solution

The fourth proportional to 977,825.12, 1,466,738.92 and 267,859.32 is: 401,789.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,825.12 : 1,466,738.92 = 267,859.32 : x
  2. Step 2: Convert to fraction form
    977,825.12/1,466,738.92 = 267,859.32/x
  3. Step 3: Cross multiply
    977,825.12x = 1,466,738.92 × 267,859.32
  4. Step 4: Simplify right side
    977,825.12x = 392,879,689,728.73
  5. Step 5: Solve for x
    x = 392,879,689,728.73/977,825.12
  6. Step 6: Final answer
    x = 401,789.32

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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.