Home / 371,029.12-556,618.80-157,796.56

Finding the Fourth Proportional to 371,029.12, 556,618.80 and 157,796.56

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Solution

The fourth proportional to 371,029.12, 556,618.80 and 157,796.56 is: 236,726.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,029.12 : 556,618.80 = 157,796.56 : x
  2. Step 2: Convert to fraction form
    371,029.12/556,618.80 = 157,796.56/x
  3. Step 3: Cross multiply
    371,029.12x = 556,618.80 × 157,796.56
  4. Step 4: Simplify right side
    371,029.12x = 87,832,531,871.33
  5. Step 5: Solve for x
    x = 87,832,531,871.33/371,029.12
  6. Step 6: Final answer
    x = 236,726.79

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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.