Home / 308,044.20-462,080.70-97,698.60

Finding the Fourth Proportional to 308,044.20, 462,080.70 and 97,698.60

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Solution

The fourth proportional to 308,044.20, 462,080.70 and 97,698.60 is: 146,552.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,044.20 : 462,080.70 = 97,698.60 : x
  2. Step 2: Convert to fraction form
    308,044.20/462,080.70 = 97,698.60/x
  3. Step 3: Cross multiply
    308,044.20x = 462,080.70 × 97,698.60
  4. Step 4: Simplify right side
    308,044.20x = 45,144,637,477.02
  5. Step 5: Solve for x
    x = 45,144,637,477.02/308,044.20
  6. Step 6: Final answer
    x = 146,552.47

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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.