Home / 308,629.27-462,618.24-166,435.84

Finding the Fourth Proportional to 308,629.27, 462,618.24 and 166,435.84

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Solution

The fourth proportional to 308,629.27, 462,618.24 and 166,435.84 is: 249,478.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,629.27 : 462,618.24 = 166,435.84 : x
  2. Step 2: Convert to fraction form
    308,629.27/462,618.24 = 166,435.84/x
  3. Step 3: Cross multiply
    308,629.27x = 462,618.24 × 166,435.84
  4. Step 4: Simplify right side
    308,629.27x = 76,996,254,541.54
  5. Step 5: Solve for x
    x = 76,996,254,541.54/308,629.27
  6. Step 6: Final answer
    x = 249,478.14

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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.