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Finding the Fourth Proportional to 309,995.91, 464,560.80 and 167,534.07

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Solution

The fourth proportional to 309,995.91, 464,560.80 and 167,534.07 is: 251,067.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,995.91 : 464,560.80 = 167,534.07 : x
  2. Step 2: Convert to fraction form
    309,995.91/464,560.80 = 167,534.07/x
  3. Step 3: Cross multiply
    309,995.91x = 464,560.80 × 167,534.07
  4. Step 4: Simplify right side
    309,995.91x = 77,829,761,586.46
  5. Step 5: Solve for x
    x = 77,829,761,586.46/309,995.91
  6. Step 6: Final answer
    x = 251,067.06

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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.