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Finding the Fourth Proportional to 349,592.27, 482,163.25 and 239,276.30

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Solution

The fourth proportional to 349,592.27, 482,163.25 and 239,276.30 is: 330,013.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,592.27 : 482,163.25 = 239,276.30 : x
  2. Step 2: Convert to fraction form
    349,592.27/482,163.25 = 239,276.30/x
  3. Step 3: Cross multiply
    349,592.27x = 482,163.25 × 239,276.30
  4. Step 4: Simplify right side
    349,592.27x = 115,370,237,250.57
  5. Step 5: Solve for x
    x = 115,370,237,250.57/349,592.27
  6. Step 6: Final answer
    x = 330,013.70

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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.