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Finding the Fourth Proportional to 349,467.27, 482,262.35 and 198,564.27

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Solution

The fourth proportional to 349,467.27, 482,262.35 and 198,564.27 is: 274,017.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,467.27 : 482,262.35 = 198,564.27 : x
  2. Step 2: Convert to fraction form
    349,467.27/482,262.35 = 198,564.27/x
  3. Step 3: Cross multiply
    349,467.27x = 482,262.35 × 198,564.27
  4. Step 4: Simplify right side
    349,467.27x = 95,760,071,476.23
  5. Step 5: Solve for x
    x = 95,760,071,476.23/349,467.27
  6. Step 6: Final answer
    x = 274,017.28

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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.