Home / 359,918.56-496,665.84-216,724.96

Finding the Fourth Proportional to 359,918.56, 496,665.84 and 216,724.96

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Solution

The fourth proportional to 359,918.56, 496,665.84 and 216,724.96 is: 299,067.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,918.56 : 496,665.84 = 216,724.96 : x
  2. Step 2: Convert to fraction form
    359,918.56/496,665.84 = 216,724.96/x
  3. Step 3: Cross multiply
    359,918.56x = 496,665.84 × 216,724.96
  4. Step 4: Simplify right side
    359,918.56x = 107,639,884,307.37
  5. Step 5: Solve for x
    x = 107,639,884,307.37/359,918.56
  6. Step 6: Final answer
    x = 299,067.33

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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.