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Finding the Fourth Proportional to 359,497.40, 496,101.62 and 198,359.24

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Solution

The fourth proportional to 359,497.40, 496,101.62 and 198,359.24 is: 273,733.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,497.40 : 496,101.62 = 198,359.24 : x
  2. Step 2: Convert to fraction form
    359,497.40/496,101.62 = 198,359.24/x
  3. Step 3: Cross multiply
    359,497.40x = 496,101.62 × 198,359.24
  4. Step 4: Simplify right side
    359,497.40x = 98,406,340,305.97
  5. Step 5: Solve for x
    x = 98,406,340,305.97/359,497.40
  6. Step 6: Final answer
    x = 273,733.11

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1.5x scale

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.