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Finding the Fourth Proportional to 395,327.16, 593,048.52 and 114,807.96

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Solution

The fourth proportional to 395,327.16, 593,048.52 and 114,807.96 is: 172,228.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,327.16 : 593,048.52 = 114,807.96 : x
  2. Step 2: Convert to fraction form
    395,327.16/593,048.52 = 114,807.96/x
  3. Step 3: Cross multiply
    395,327.16x = 593,048.52 × 114,807.96
  4. Step 4: Simplify right side
    395,327.16x = 68,086,690,762.22
  5. Step 5: Solve for x
    x = 68,086,690,762.22/395,327.16
  6. Step 6: Final answer
    x = 172,228.72

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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.