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Finding the Fourth Proportional to 359,599.95, 496,257.98 and 198,467.46

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Solution

The fourth proportional to 359,599.95, 496,257.98 and 198,467.46 is: 273,890.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,599.95 : 496,257.98 = 198,467.46 : x
  2. Step 2: Convert to fraction form
    359,599.95/496,257.98 = 198,467.46/x
  3. Step 3: Cross multiply
    359,599.95x = 496,257.98 × 198,467.46
  4. Step 4: Simplify right side
    359,599.95x = 98,491,059,802.99
  5. Step 5: Solve for x
    x = 98,491,059,802.99/359,599.95
  6. Step 6: Final answer
    x = 273,890.64

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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.