Home / 781,749.32-1,172,796.06-444,948.44

Finding the Fourth Proportional to 781,749.32, 1,172,796.06 and 444,948.44

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Solution

The fourth proportional to 781,749.32, 1,172,796.06 and 444,948.44 is: 667,520.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,749.32 : 1,172,796.06 = 444,948.44 : x
  2. Step 2: Convert to fraction form
    781,749.32/1,172,796.06 = 444,948.44/x
  3. Step 3: Cross multiply
    781,749.32x = 1,172,796.06 × 444,948.44
  4. Step 4: Simplify right side
    781,749.32x = 521,833,777,335.15
  5. Step 5: Solve for x
    x = 521,833,777,335.15/781,749.32
  6. Step 6: Final answer
    x = 667,520.60

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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.