Home / 960,557.22-1,440,835.82-361,652.73

Finding the Fourth Proportional to 960,557.22, 1,440,835.82 and 361,652.73

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Solution

The fourth proportional to 960,557.22, 1,440,835.82 and 361,652.73 is: 542,479.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,557.22 : 1,440,835.82 = 361,652.73 : x
  2. Step 2: Convert to fraction form
    960,557.22/1,440,835.82 = 361,652.73/x
  3. Step 3: Cross multiply
    960,557.22x = 1,440,835.82 × 361,652.73
  4. Step 4: Simplify right side
    960,557.22x = 521,082,205,976.53
  5. Step 5: Solve for x
    x = 521,082,205,976.53/960,557.22
  6. Step 6: Final answer
    x = 542,479.09

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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.