Home / 887,558.20-1,331,337.30-745,840.60

Finding the Fourth Proportional to 887,558.20, 1,331,337.30 and 745,840.60

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Solution

The fourth proportional to 887,558.20, 1,331,337.30 and 745,840.60 is: 1,118,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,558.20 : 1,331,337.30 = 745,840.60 : x
  2. Step 2: Convert to fraction form
    887,558.20/1,331,337.30 = 745,840.60/x
  3. Step 3: Cross multiply
    887,558.20x = 1,331,337.30 × 745,840.60
  4. Step 4: Simplify right side
    887,558.20x = 992,965,410,634.38
  5. Step 5: Solve for x
    x = 992,965,410,634.38/887,558.20
  6. Step 6: Final answer
    x = 1,118,760.90

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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.