Home / 322,950.12-484,427.61-123,216.81

Finding the Fourth Proportional to 322,950.12, 484,427.61 and 123,216.81

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Solution

The fourth proportional to 322,950.12, 484,427.61 and 123,216.81 is: 184,826.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,950.12 : 484,427.61 = 123,216.81 : x
  2. Step 2: Convert to fraction form
    322,950.12/484,427.61 = 123,216.81/x
  3. Step 3: Cross multiply
    322,950.12x = 484,427.61 × 123,216.81
  4. Step 4: Simplify right side
    322,950.12x = 59,689,624,780.12
  5. Step 5: Solve for x
    x = 59,689,624,780.12/322,950.12
  6. Step 6: Final answer
    x = 184,826.14

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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.