Home / 308,116.20-462,327.90-175,098.60

Finding the Fourth Proportional to 308,116.20, 462,327.90 and 175,098.60

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Solution

The fourth proportional to 308,116.20, 462,327.90 and 175,098.60 is: 262,735.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,116.20 : 462,327.90 = 175,098.60 : x
  2. Step 2: Convert to fraction form
    308,116.20/462,327.90 = 175,098.60/x
  3. Step 3: Cross multiply
    308,116.20x = 462,327.90 × 175,098.60
  4. Step 4: Simplify right side
    308,116.20x = 80,952,968,030.94
  5. Step 5: Solve for x
    x = 80,952,968,030.94/308,116.20
  6. Step 6: Final answer
    x = 262,735.19

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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.