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Finding the Fourth Proportional to 350,462.50, 483,637.84 and 189,317.52

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Solution

The fourth proportional to 350,462.50, 483,637.84 and 189,317.52 is: 261,257.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,462.50 : 483,637.84 = 189,317.52 : x
  2. Step 2: Convert to fraction form
    350,462.50/483,637.84 = 189,317.52/x
  3. Step 3: Cross multiply
    350,462.50x = 483,637.84 × 189,317.52
  4. Step 4: Simplify right side
    350,462.50x = 91,561,115,973.66
  5. Step 5: Solve for x
    x = 91,561,115,973.66/350,462.50
  6. Step 6: Final answer
    x = 261,257.96

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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.