Home / 977,821.60-1,466,733.66-267,855.88

Finding the Fourth Proportional to 977,821.60, 1,466,733.66 and 267,855.88

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Solution

The fourth proportional to 977,821.60, 1,466,733.66 and 267,855.88 is: 401,784.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,821.60 : 1,466,733.66 = 267,855.88 : x
  2. Step 2: Convert to fraction form
    977,821.60/1,466,733.66 = 267,855.88/x
  3. Step 3: Cross multiply
    977,821.60x = 1,466,733.66 × 267,855.88
  4. Step 4: Simplify right side
    977,821.60x = 392,873,235,224.92
  5. Step 5: Solve for x
    x = 392,873,235,224.92/977,821.60
  6. Step 6: Final answer
    x = 401,784.17

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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.