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Finding the Fourth Proportional to 359,575.61, 496,224.44 and 198,440.82

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Solution

The fourth proportional to 359,575.61, 496,224.44 and 198,440.82 is: 273,853.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,575.61 : 496,224.44 = 198,440.82 : x
  2. Step 2: Convert to fraction form
    359,575.61/496,224.44 = 198,440.82/x
  3. Step 3: Cross multiply
    359,575.61x = 496,224.44 × 198,440.82
  4. Step 4: Simplify right side
    359,575.61x = 98,471,185,645.82
  5. Step 5: Solve for x
    x = 98,471,185,645.82/359,575.61
  6. Step 6: Final answer
    x = 273,853.91

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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.