Home / 359,799.12-496,423.44-206,829.36

Finding the Fourth Proportional to 359,799.12, 496,423.44 and 206,829.36

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Solution

The fourth proportional to 359,799.12, 496,423.44 and 206,829.36 is: 285,367.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,799.12 : 496,423.44 = 206,829.36 : x
  2. Step 2: Convert to fraction form
    359,799.12/496,423.44 = 206,829.36/x
  3. Step 3: Cross multiply
    359,799.12x = 496,423.44 × 206,829.36
  4. Step 4: Simplify right side
    359,799.12x = 102,674,942,384.20
  5. Step 5: Solve for x
    x = 102,674,942,384.20/359,799.12
  6. Step 6: Final answer
    x = 285,367.41

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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.