Home / 1,121,683.20-1,682,524.48-333,715.20

Finding the Fourth Proportional to 1,121,683.20, 1,682,524.48 and 333,715.20

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Solution

The fourth proportional to 1,121,683.20, 1,682,524.48 and 333,715.20 is: 500,572.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,683.20 : 1,682,524.48 = 333,715.20 : x
  2. Step 2: Convert to fraction form
    1,121,683.20/1,682,524.48 = 333,715.20/x
  3. Step 3: Cross multiply
    1,121,683.20x = 1,682,524.48 × 333,715.20
  4. Step 4: Simplify right side
    1,121,683.20x = 561,483,993,348.10
  5. Step 5: Solve for x
    x = 561,483,993,348.10/1,121,683.20
  6. Step 6: Final answer
    x = 500,572.70

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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.