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Finding the Fourth Proportional to 395,779.91, 593,670.33 and 96,258.41

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Solution

The fourth proportional to 395,779.91, 593,670.33 and 96,258.41 is: 144,387.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,779.91 : 593,670.33 = 96,258.41 : x
  2. Step 2: Convert to fraction form
    395,779.91/593,670.33 = 96,258.41/x
  3. Step 3: Cross multiply
    395,779.91x = 593,670.33 × 96,258.41
  4. Step 4: Simplify right side
    395,779.91x = 57,145,759,061.62
  5. Step 5: Solve for x
    x = 57,145,759,061.62/395,779.91
  6. Step 6: Final answer
    x = 144,387.72

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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.