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Finding the Fourth Proportional to 353,652.04, 488,103.08 and 226,323.28

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Solution

The fourth proportional to 353,652.04, 488,103.08 and 226,323.28 is: 312,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,652.04 : 488,103.08 = 226,323.28 : x
  2. Step 2: Convert to fraction form
    353,652.04/488,103.08 = 226,323.28/x
  3. Step 3: Cross multiply
    353,652.04x = 488,103.08 × 226,323.28
  4. Step 4: Simplify right side
    353,652.04x = 110,469,090,043.70
  5. Step 5: Solve for x
    x = 110,469,090,043.70/353,652.04
  6. Step 6: Final answer
    x = 312,366.61

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1.5x scale

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.