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Finding the Fourth Proportional to 359,769.05, 496,482.02 and 198,624.41

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Solution

The fourth proportional to 359,769.05, 496,482.02 and 198,624.41 is: 274,102.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,769.05 : 496,482.02 = 198,624.41 : x
  2. Step 2: Convert to fraction form
    359,769.05/496,482.02 = 198,624.41/x
  3. Step 3: Cross multiply
    359,769.05x = 496,482.02 × 198,624.41
  4. Step 4: Simplify right side
    359,769.05x = 98,613,448,546.49
  5. Step 5: Solve for x
    x = 98,613,448,546.49/359,769.05
  6. Step 6: Final answer
    x = 274,102.09

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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.