Home / 960,560.22-1,440,840.32-361,655.73

Finding the Fourth Proportional to 960,560.22, 1,440,840.32 and 361,655.73

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Solution

The fourth proportional to 960,560.22, 1,440,840.32 and 361,655.73 is: 542,483.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,560.22 : 1,440,840.32 = 361,655.73 : x
  2. Step 2: Convert to fraction form
    960,560.22/1,440,840.32 = 361,655.73/x
  3. Step 3: Cross multiply
    960,560.22x = 1,440,840.32 × 361,655.73
  4. Step 4: Simplify right side
    960,560.22x = 521,088,155,934.76
  5. Step 5: Solve for x
    x = 521,088,155,934.76/960,560.22
  6. Step 6: Final answer
    x = 542,483.59

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Double scale
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Similar ratio
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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.