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Finding the Fourth Proportional to 252,678.69, 379,216.08 and 176,280.39

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Solution

The fourth proportional to 252,678.69, 379,216.08 and 176,280.39 is: 264,558.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,678.69 : 379,216.08 = 176,280.39 : x
  2. Step 2: Convert to fraction form
    252,678.69/379,216.08 = 176,280.39/x
  3. Step 3: Cross multiply
    252,678.69x = 379,216.08 × 176,280.39
  4. Step 4: Simplify right side
    252,678.69x = 66,848,358,476.67
  5. Step 5: Solve for x
    x = 66,848,358,476.67/252,678.69
  6. Step 6: Final answer
    x = 264,558.75

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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.