Home / 1,332,408.20-1,998,612.30-335,136.20

Finding the Fourth Proportional to 1,332,408.20, 1,998,612.30 and 335,136.20

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Solution

The fourth proportional to 1,332,408.20, 1,998,612.30 and 335,136.20 is: 502,704.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,408.20 : 1,998,612.30 = 335,136.20 : x
  2. Step 2: Convert to fraction form
    1,332,408.20/1,998,612.30 = 335,136.20/x
  3. Step 3: Cross multiply
    1,332,408.20x = 1,998,612.30 × 335,136.20
  4. Step 4: Simplify right side
    1,332,408.20x = 669,807,331,495.26
  5. Step 5: Solve for x
    x = 669,807,331,495.26/1,332,408.20
  6. Step 6: Final answer
    x = 502,704.30

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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.