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Finding the Fourth Proportional to 234,634.16, 350,662.42 and 171,586.64

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Solution

The fourth proportional to 234,634.16, 350,662.42 and 171,586.64 is: 256,437.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,634.16 : 350,662.42 = 171,586.64 : x
  2. Step 2: Convert to fraction form
    234,634.16/350,662.42 = 171,586.64/x
  3. Step 3: Cross multiply
    234,634.16x = 350,662.42 × 171,586.64
  4. Step 4: Simplify right side
    234,634.16x = 60,168,986,422.07
  5. Step 5: Solve for x
    x = 60,168,986,422.07/234,634.16
  6. Step 6: Final answer
    x = 256,437.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.