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Finding the Fourth Proportional to 395,504.96, 593,252.48 and 95,988

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Solution

The fourth proportional to 395,504.96, 593,252.48 and 95,988 is: 143,980.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,504.96 : 593,252.48 = 95,988 : x
  2. Step 2: Convert to fraction form
    395,504.96/593,252.48 = 95,988/x
  3. Step 3: Cross multiply
    395,504.96x = 593,252.48 × 95,988
  4. Step 4: Simplify right side
    395,504.96x = 56,945,119,050.24
  5. Step 5: Solve for x
    x = 56,945,119,050.24/395,504.96
  6. Step 6: Final answer
    x = 143,980.80

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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.