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Finding the Fourth Proportional to 258,519, 356,807.36 and 167,747.52

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Solution

The fourth proportional to 258,519, 356,807.36 and 167,747.52 is: 231,524.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,519 : 356,807.36 = 167,747.52 : x
  2. Step 2: Convert to fraction form
    258,519/356,807.36 = 167,747.52/x
  3. Step 3: Cross multiply
    258,519x = 356,807.36 × 167,747.52
  4. Step 4: Simplify right side
    258,519x = 59,853,549,757.75
  5. Step 5: Solve for x
    x = 59,853,549,757.75/258,519
  6. Step 6: Final answer
    x = 231,524.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.