Home / 349,002.36-481,648.14-198,109.08

Finding the Fourth Proportional to 349,002.36, 481,648.14 and 198,109.08

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Solution

The fourth proportional to 349,002.36, 481,648.14 and 198,109.08 is: 273,404.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,002.36 : 481,648.14 = 198,109.08 : x
  2. Step 2: Convert to fraction form
    349,002.36/481,648.14 = 198,109.08/x
  3. Step 3: Cross multiply
    349,002.36x = 481,648.14 × 198,109.08
  4. Step 4: Simplify right side
    349,002.36x = 95,418,869,899.11
  5. Step 5: Solve for x
    x = 95,418,869,899.11/349,002.36
  6. Step 6: Final answer
    x = 273,404.66

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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.