Home / 748,919.20-1,123,524.60-322,454.20

Finding the Fourth Proportional to 748,919.20, 1,123,524.60 and 322,454.20

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Solution

The fourth proportional to 748,919.20, 1,123,524.60 and 322,454.20 is: 483,744.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,919.20 : 1,123,524.60 = 322,454.20 : x
  2. Step 2: Convert to fraction form
    748,919.20/1,123,524.60 = 322,454.20/x
  3. Step 3: Cross multiply
    748,919.20x = 1,123,524.60 × 322,454.20
  4. Step 4: Simplify right side
    748,919.20x = 362,285,226,073.32
  5. Step 5: Solve for x
    x = 362,285,226,073.32/748,919.20
  6. Step 6: Final answer
    x = 483,744.08

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Double scale
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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.