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Finding the Fourth Proportional to 395,703.12, 593,549.40 and 96,182.88

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Solution

The fourth proportional to 395,703.12, 593,549.40 and 96,182.88 is: 144,273.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,703.12 : 593,549.40 = 96,182.88 : x
  2. Step 2: Convert to fraction form
    395,703.12/593,549.40 = 96,182.88/x
  3. Step 3: Cross multiply
    395,703.12x = 593,549.40 × 96,182.88
  4. Step 4: Simplify right side
    395,703.12x = 57,089,290,714.27
  5. Step 5: Solve for x
    x = 57,089,290,714.27/395,703.12
  6. Step 6: Final answer
    x = 144,273.04

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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.