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Finding the Fourth Proportional to 349,395.44, 482,167.32 and 198,500.72

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Solution

The fourth proportional to 349,395.44, 482,167.32 and 198,500.72 is: 273,931.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,395.44 : 482,167.32 = 198,500.72 : x
  2. Step 2: Convert to fraction form
    349,395.44/482,167.32 = 198,500.72/x
  3. Step 3: Cross multiply
    349,395.44x = 482,167.32 × 198,500.72
  4. Step 4: Simplify right side
    349,395.44x = 95,710,560,180.47
  5. Step 5: Solve for x
    x = 95,710,560,180.47/349,395.44
  6. Step 6: Final answer
    x = 273,931.91

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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.