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Finding the Fourth Proportional to 352,957.24, 486,834.60 and 232,059.88

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Solution

The fourth proportional to 352,957.24, 486,834.60 and 232,059.88 is: 320,080.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,957.24 : 486,834.60 = 232,059.88 : x
  2. Step 2: Convert to fraction form
    352,957.24/486,834.60 = 232,059.88/x
  3. Step 3: Cross multiply
    352,957.24x = 486,834.60 × 232,059.88
  4. Step 4: Simplify right side
    352,957.24x = 112,974,778,855.85
  5. Step 5: Solve for x
    x = 112,974,778,855.85/352,957.24
  6. Step 6: Final answer
    x = 320,080.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.