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Finding the Fourth Proportional to 308,062.34, 460,969.46 and 181,763.09

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Solution

The fourth proportional to 308,062.34, 460,969.46 and 181,763.09 is: 271,981.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,062.34 : 460,969.46 = 181,763.09 : x
  2. Step 2: Convert to fraction form
    308,062.34/460,969.46 = 181,763.09/x
  3. Step 3: Cross multiply
    308,062.34x = 460,969.46 × 181,763.09
  4. Step 4: Simplify right side
    308,062.34x = 83,787,233,445.23
  5. Step 5: Solve for x
    x = 83,787,233,445.23/308,062.34
  6. Step 6: Final answer
    x = 271,981.42

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1.5x scale

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.