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Finding the Fourth Proportional to 359,348.60, 537,986.10 and 322,023.80

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Solution

The fourth proportional to 359,348.60, 537,986.10 and 322,023.80 is: 482,106.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,348.60 : 537,986.10 = 322,023.80 : x
  2. Step 2: Convert to fraction form
    359,348.60/537,986.10 = 322,023.80/x
  3. Step 3: Cross multiply
    359,348.60x = 537,986.10 × 322,023.80
  4. Step 4: Simplify right side
    359,348.60x = 173,244,328,269.18
  5. Step 5: Solve for x
    x = 173,244,328,269.18/359,348.60
  6. Step 6: Final answer
    x = 482,106.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.