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Finding the Fourth Proportional to 349,359.84, 482,118.48 and 198,462.24

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Solution

The fourth proportional to 349,359.84, 482,118.48 and 198,462.24 is: 273,878.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,359.84 : 482,118.48 = 198,462.24 : x
  2. Step 2: Convert to fraction form
    349,359.84/482,118.48 = 198,462.24/x
  3. Step 3: Cross multiply
    349,359.84x = 482,118.48 × 198,462.24
  4. Step 4: Simplify right side
    349,359.84x = 95,682,313,486.20
  5. Step 5: Solve for x
    x = 95,682,313,486.20/349,359.84
  6. Step 6: Final answer
    x = 273,878.97

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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.