Home / 349,028.38-524,329.89-208,885.42

Finding the Fourth Proportional to 349,028.38, 524,329.89 and 208,885.42

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Solution

The fourth proportional to 349,028.38, 524,329.89 and 208,885.42 is: 313,799.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,028.38 : 524,329.89 = 208,885.42 : x
  2. Step 2: Convert to fraction form
    349,028.38/524,329.89 = 208,885.42/x
  3. Step 3: Cross multiply
    349,028.38x = 524,329.89 × 208,885.42
  4. Step 4: Simplify right side
    349,028.38x = 109,524,869,291.20
  5. Step 5: Solve for x
    x = 109,524,869,291.20/349,028.38
  6. Step 6: Final answer
    x = 313,799.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.