Home / 960,166.60-1,440,249.90-329,086.60

Finding the Fourth Proportional to 960,166.60, 1,440,249.90 and 329,086.60

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Solution

The fourth proportional to 960,166.60, 1,440,249.90 and 329,086.60 is: 493,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,166.60 : 1,440,249.90 = 329,086.60 : x
  2. Step 2: Convert to fraction form
    960,166.60/1,440,249.90 = 329,086.60/x
  3. Step 3: Cross multiply
    960,166.60x = 1,440,249.90 × 329,086.60
  4. Step 4: Simplify right side
    960,166.60x = 473,966,942,741.34
  5. Step 5: Solve for x
    x = 473,966,942,741.34/960,166.60
  6. Step 6: Final answer
    x = 493,629.90

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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.