Home / 1,023,143.45-1,534,453.31-303,316.83

Finding the Fourth Proportional to 1,023,143.45, 1,534,453.31 and 303,316.83

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Solution

The fourth proportional to 1,023,143.45, 1,534,453.31 and 303,316.83 is: 454,897.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,143.45 : 1,534,453.31 = 303,316.83 : x
  2. Step 2: Convert to fraction form
    1,023,143.45/1,534,453.31 = 303,316.83/x
  3. Step 3: Cross multiply
    1,023,143.45x = 1,534,453.31 × 303,316.83
  4. Step 4: Simplify right side
    1,023,143.45x = 465,425,508,295.40
  5. Step 5: Solve for x
    x = 465,425,508,295.40/1,023,143.45
  6. Step 6: Final answer
    x = 454,897.61

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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.