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Finding the Fourth Proportional to 359,674.44, 496,347.99 and 198,529.47

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Solution

The fourth proportional to 359,674.44, 496,347.99 and 198,529.47 is: 273,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,674.44 : 496,347.99 = 198,529.47 : x
  2. Step 2: Convert to fraction form
    359,674.44/496,347.99 = 198,529.47/x
  3. Step 3: Cross multiply
    359,674.44x = 496,347.99 × 198,529.47
  4. Step 4: Simplify right side
    359,674.44x = 98,539,703,390.27
  5. Step 5: Solve for x
    x = 98,539,703,390.27/359,674.44
  6. Step 6: Final answer
    x = 273,969.16

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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.