Home / 359,725.77-496,386.18-198,570.42

Finding the Fourth Proportional to 359,725.77, 496,386.18 and 198,570.42

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Solution

The fourth proportional to 359,725.77, 496,386.18 and 198,570.42 is: 274,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,725.77 : 496,386.18 = 198,570.42 : x
  2. Step 2: Convert to fraction form
    359,725.77/496,386.18 = 198,570.42/x
  3. Step 3: Cross multiply
    359,725.77x = 496,386.18 × 198,570.42
  4. Step 4: Simplify right side
    359,725.77x = 98,567,612,244.80
  5. Step 5: Solve for x
    x = 98,567,612,244.80/359,725.77
  6. Step 6: Final answer
    x = 274,007.65

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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.