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Finding the Fourth Proportional to 434,949.56, 652,483.63 and 252,666

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Solution

The fourth proportional to 434,949.56, 652,483.63 and 252,666 is: 379,033.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,949.56 : 652,483.63 = 252,666 : x
  2. Step 2: Convert to fraction form
    434,949.56/652,483.63 = 252,666/x
  3. Step 3: Cross multiply
    434,949.56x = 652,483.63 × 252,666
  4. Step 4: Simplify right side
    434,949.56x = 164,860,428,857.58
  5. Step 5: Solve for x
    x = 164,860,428,857.58/434,949.56
  6. Step 6: Final answer
    x = 379,033.44

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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.