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Finding the Fourth Proportional to 309,954.49, 464,487.80 and 176,559.33

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Solution

The fourth proportional to 309,954.49, 464,487.80 and 176,559.33 is: 264,586.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,954.49 : 464,487.80 = 176,559.33 : x
  2. Step 2: Convert to fraction form
    309,954.49/464,487.80 = 176,559.33/x
  3. Step 3: Cross multiply
    309,954.49x = 464,487.80 × 176,559.33
  4. Step 4: Simplify right side
    309,954.49x = 82,009,654,761.17
  5. Step 5: Solve for x
    x = 82,009,654,761.17/309,954.49
  6. Step 6: Final answer
    x = 264,586.12

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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.