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Finding the Fourth Proportional to 349,552.67, 482,340.29 and 194,467.28

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Solution

The fourth proportional to 349,552.67, 482,340.29 and 194,467.28 is: 268,341.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,552.67 : 482,340.29 = 194,467.28 : x
  2. Step 2: Convert to fraction form
    349,552.67/482,340.29 = 194,467.28/x
  3. Step 3: Cross multiply
    349,552.67x = 482,340.29 × 194,467.28
  4. Step 4: Simplify right side
    349,552.67x = 93,799,400,846.67
  5. Step 5: Solve for x
    x = 93,799,400,846.67/349,552.67
  6. Step 6: Final answer
    x = 268,341.26

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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.