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Finding the Fourth Proportional to 322,247.46, 483,534.81 and 144,718.14

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Solution

The fourth proportional to 322,247.46, 483,534.81 and 144,718.14 is: 217,150.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,247.46 : 483,534.81 = 144,718.14 : x
  2. Step 2: Convert to fraction form
    322,247.46/483,534.81 = 144,718.14/x
  3. Step 3: Cross multiply
    322,247.46x = 483,534.81 × 144,718.14
  4. Step 4: Simplify right side
    322,247.46x = 69,976,258,328.45
  5. Step 5: Solve for x
    x = 69,976,258,328.45/322,247.46
  6. Step 6: Final answer
    x = 217,150.69

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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.