Home / 1,267,353.62-1,900,803.24-356,317.59

Finding the Fourth Proportional to 1,267,353.62, 1,900,803.24 and 356,317.59

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Solution

The fourth proportional to 1,267,353.62, 1,900,803.24 and 356,317.59 is: 534,412.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,353.62 : 1,900,803.24 = 356,317.59 : x
  2. Step 2: Convert to fraction form
    1,267,353.62/1,900,803.24 = 356,317.59/x
  3. Step 3: Cross multiply
    1,267,353.62x = 1,900,803.24 × 356,317.59
  4. Step 4: Simplify right side
    1,267,353.62x = 677,289,629,540.99
  5. Step 5: Solve for x
    x = 677,289,629,540.99/1,267,353.62
  6. Step 6: Final answer
    x = 534,412.51

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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.