Home / 308,044.20-462,455.10-166,002.60

Finding the Fourth Proportional to 308,044.20, 462,455.10 and 166,002.60

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Solution

The fourth proportional to 308,044.20, 462,455.10 and 166,002.60 is: 249,213.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,044.20 : 462,455.10 = 166,002.60 : x
  2. Step 2: Convert to fraction form
    308,044.20/462,455.10 = 166,002.60/x
  3. Step 3: Cross multiply
    308,044.20x = 462,455.10 × 166,002.60
  4. Step 4: Simplify right side
    308,044.20x = 76,768,748,983.26
  5. Step 5: Solve for x
    x = 76,768,748,983.26/308,044.20
  6. Step 6: Final answer
    x = 249,213.42

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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.