Home / 1,023,493.20-1,535,238.36-275,539.92

Finding the Fourth Proportional to 1,023,493.20, 1,535,238.36 and 275,539.92

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Solution

The fourth proportional to 1,023,493.20, 1,535,238.36 and 275,539.92 is: 413,309.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,493.20 : 1,535,238.36 = 275,539.92 : x
  2. Step 2: Convert to fraction form
    1,023,493.20/1,535,238.36 = 275,539.92/x
  3. Step 3: Cross multiply
    1,023,493.20x = 1,535,238.36 × 275,539.92
  4. Step 4: Simplify right side
    1,023,493.20x = 423,019,454,895.33
  5. Step 5: Solve for x
    x = 423,019,454,895.33/1,023,493.20
  6. Step 6: Final answer
    x = 413,309.49

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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.