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Finding the Fourth Proportional to 295,812.56, 443,398.84 and 118,124.24

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Solution

The fourth proportional to 295,812.56, 443,398.84 and 118,124.24 is: 177,058.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,812.56 : 443,398.84 = 118,124.24 : x
  2. Step 2: Convert to fraction form
    295,812.56/443,398.84 = 118,124.24/x
  3. Step 3: Cross multiply
    295,812.56x = 443,398.84 × 118,124.24
  4. Step 4: Simplify right side
    295,812.56x = 52,376,150,991.88
  5. Step 5: Solve for x
    x = 52,376,150,991.88/295,812.56
  6. Step 6: Final answer
    x = 177,058.58

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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.