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Finding the Fourth Proportional to 359,355.60, 537,996.60 and 322,030.80

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Solution

The fourth proportional to 359,355.60, 537,996.60 and 322,030.80 is: 482,117.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,355.60 : 537,996.60 = 322,030.80 : x
  2. Step 2: Convert to fraction form
    359,355.60/537,996.60 = 322,030.80/x
  3. Step 3: Cross multiply
    359,355.60x = 537,996.60 × 322,030.80
  4. Step 4: Simplify right side
    359,355.60x = 173,251,475,495.28
  5. Step 5: Solve for x
    x = 173,251,475,495.28/359,355.60
  6. Step 6: Final answer
    x = 482,117.09

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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.