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Finding the Fourth Proportional to 325,346.73, 448,978.35 and 182,106.75

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Solution

The fourth proportional to 325,346.73, 448,978.35 and 182,106.75 is: 251,307.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,346.73 : 448,978.35 = 182,106.75 : x
  2. Step 2: Convert to fraction form
    325,346.73/448,978.35 = 182,106.75/x
  3. Step 3: Cross multiply
    325,346.73x = 448,978.35 × 182,106.75
  4. Step 4: Simplify right side
    325,346.73x = 81,761,988,138.86
  5. Step 5: Solve for x
    x = 81,761,988,138.86/325,346.73
  6. Step 6: Final answer
    x = 251,307.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.