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Finding the Fourth Proportional to 395,429.04, 593,141.40 and 95,909.04

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Solution

The fourth proportional to 395,429.04, 593,141.40 and 95,909.04 is: 143,863.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,429.04 : 593,141.40 = 95,909.04 : x
  2. Step 2: Convert to fraction form
    395,429.04/593,141.40 = 95,909.04/x
  3. Step 3: Cross multiply
    395,429.04x = 593,141.40 × 95,909.04
  4. Step 4: Simplify right side
    395,429.04x = 56,887,622,258.26
  5. Step 5: Solve for x
    x = 56,887,622,258.26/395,429.04
  6. Step 6: Final answer
    x = 143,863.04

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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.