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Finding the Fourth Proportional to 395,907.04, 593,861.73 and 96,387.58

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Solution

The fourth proportional to 395,907.04, 593,861.73 and 96,387.58 is: 144,581.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,907.04 : 593,861.73 = 96,387.58 : x
  2. Step 2: Convert to fraction form
    395,907.04/593,861.73 = 96,387.58/x
  3. Step 3: Cross multiply
    395,907.04x = 593,861.73 × 96,387.58
  4. Step 4: Simplify right side
    395,907.04x = 57,240,895,009.31
  5. Step 5: Solve for x
    x = 57,240,895,009.31/395,907.04
  6. Step 6: Final answer
    x = 144,581.65

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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.