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Finding the Fourth Proportional to 272,346.88, 408,323.52 and 183,379.84

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Solution

The fourth proportional to 272,346.88, 408,323.52 and 183,379.84 is: 274,937.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,346.88 : 408,323.52 = 183,379.84 : x
  2. Step 2: Convert to fraction form
    272,346.88/408,323.52 = 183,379.84/x
  3. Step 3: Cross multiply
    272,346.88x = 408,323.52 × 183,379.84
  4. Step 4: Simplify right side
    272,346.88x = 74,878,301,765.84
  5. Step 5: Solve for x
    x = 74,878,301,765.84/272,346.88
  6. Step 6: Final answer
    x = 274,937.25

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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.