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Finding the Fourth Proportional to 395,608.46, 593,404.32 and 96,090.44

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Solution

The fourth proportional to 395,608.46, 593,404.32 and 96,090.44 is: 144,133.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,608.46 : 593,404.32 = 96,090.44 : x
  2. Step 2: Convert to fraction form
    395,608.46/593,404.32 = 96,090.44/x
  3. Step 3: Cross multiply
    395,608.46x = 593,404.32 × 96,090.44
  4. Step 4: Simplify right side
    395,608.46x = 57,020,482,206.70
  5. Step 5: Solve for x
    x = 57,020,482,206.70/395,608.46
  6. Step 6: Final answer
    x = 144,133.63

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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.