Home / 374,741.82-516,998.45-238,751.42

Finding the Fourth Proportional to 374,741.82, 516,998.45 and 238,751.42

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Solution

The fourth proportional to 374,741.82, 516,998.45 and 238,751.42 is: 329,384.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,741.82 : 516,998.45 = 238,751.42 : x
  2. Step 2: Convert to fraction form
    374,741.82/516,998.45 = 238,751.42/x
  3. Step 3: Cross multiply
    374,741.82x = 516,998.45 × 238,751.42
  4. Step 4: Simplify right side
    374,741.82x = 123,434,112,087.19
  5. Step 5: Solve for x
    x = 123,434,112,087.19/374,741.82
  6. Step 6: Final answer
    x = 329,384.41

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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.