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Finding the Fourth Proportional to 359,673.33, 496,349.23 and 198,528.42

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Solution

The fourth proportional to 359,673.33, 496,349.23 and 198,528.42 is: 273,969.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,673.33 : 496,349.23 = 198,528.42 : x
  2. Step 2: Convert to fraction form
    359,673.33/496,349.23 = 198,528.42/x
  3. Step 3: Cross multiply
    359,673.33x = 496,349.23 × 198,528.42
  4. Step 4: Simplify right side
    359,673.33x = 98,539,426,414.69
  5. Step 5: Solve for x
    x = 98,539,426,414.69/359,673.33
  6. Step 6: Final answer
    x = 273,969.24

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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.