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Finding the Fourth Proportional to 359,776.90, 496,482.24 and 198,629.02

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Solution

The fourth proportional to 359,776.90, 496,482.24 and 198,629.02 is: 274,102.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,776.90 : 496,482.24 = 198,629.02 : x
  2. Step 2: Convert to fraction form
    359,776.90/496,482.24 = 198,629.02/x
  3. Step 3: Cross multiply
    359,776.90x = 496,482.24 × 198,629.02
  4. Step 4: Simplify right side
    359,776.90x = 98,615,780,778.60
  5. Step 5: Solve for x
    x = 98,615,780,778.60/359,776.90
  6. Step 6: Final answer
    x = 274,102.59

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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.