Home / 775,129.92-1,163,226.24-301,817.76

Finding the Fourth Proportional to 775,129.92, 1,163,226.24 and 301,817.76

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Solution

The fourth proportional to 775,129.92, 1,163,226.24 and 301,817.76 is: 452,933.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,129.92 : 1,163,226.24 = 301,817.76 : x
  2. Step 2: Convert to fraction form
    775,129.92/1,163,226.24 = 301,817.76/x
  3. Step 3: Cross multiply
    775,129.92x = 1,163,226.24 × 301,817.76
  4. Step 4: Simplify right side
    775,129.92x = 351,082,338,130.02
  5. Step 5: Solve for x
    x = 351,082,338,130.02/775,129.92
  6. Step 6: Final answer
    x = 452,933.54

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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.