Home / 359,455.04-496,049.60-198,310

Finding the Fourth Proportional to 359,455.04, 496,049.60 and 198,310

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Solution

The fourth proportional to 359,455.04, 496,049.60 and 198,310 is: 273,668.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,455.04 : 496,049.60 = 198,310 : x
  2. Step 2: Convert to fraction form
    359,455.04/496,049.60 = 198,310/x
  3. Step 3: Cross multiply
    359,455.04x = 496,049.60 × 198,310
  4. Step 4: Simplify right side
    359,455.04x = 98,371,596,176
  5. Step 5: Solve for x
    x = 98,371,596,176/359,455.04
  6. Step 6: Final answer
    x = 273,668.71

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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.