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Finding the Fourth Proportional to 395,901.30, 593,886.92 and 111,594.24

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Solution

The fourth proportional to 395,901.30, 593,886.92 and 111,594.24 is: 167,401.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,901.30 : 593,886.92 = 111,594.24 : x
  2. Step 2: Convert to fraction form
    395,901.30/593,886.92 = 111,594.24/x
  3. Step 3: Cross multiply
    395,901.30x = 593,886.92 × 111,594.24
  4. Step 4: Simplify right side
    395,901.30x = 66,274,358,925.37
  5. Step 5: Solve for x
    x = 66,274,358,925.37/395,901.30
  6. Step 6: Final answer
    x = 167,401.22

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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.