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Finding the Fourth Proportional to 355,585.60, 532,082.40 and 222,529.60

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Solution

The fourth proportional to 355,585.60, 532,082.40 and 222,529.60 is: 332,983.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,585.60 : 532,082.40 = 222,529.60 : x
  2. Step 2: Convert to fraction form
    355,585.60/532,082.40 = 222,529.60/x
  3. Step 3: Cross multiply
    355,585.60x = 532,082.40 × 222,529.60
  4. Step 4: Simplify right side
    355,585.60x = 118,404,083,639.04
  5. Step 5: Solve for x
    x = 118,404,083,639.04/355,585.60
  6. Step 6: Final answer
    x = 332,983.35

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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.