Home / 733,712.80-1,100,569.20-360,464.80

Finding the Fourth Proportional to 733,712.80, 1,100,569.20 and 360,464.80

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Solution

The fourth proportional to 733,712.80, 1,100,569.20 and 360,464.80 is: 540,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,712.80 : 1,100,569.20 = 360,464.80 : x
  2. Step 2: Convert to fraction form
    733,712.80/1,100,569.20 = 360,464.80/x
  3. Step 3: Cross multiply
    733,712.80x = 1,100,569.20 × 360,464.80
  4. Step 4: Simplify right side
    733,712.80x = 396,716,456,564.16
  5. Step 5: Solve for x
    x = 396,716,456,564.16/733,712.80
  6. Step 6: Final answer
    x = 540,697.20

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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.