Home / 655,191.95-982,331.96-290,255.36

Finding the Fourth Proportional to 655,191.95, 982,331.96 and 290,255.36

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Solution

The fourth proportional to 655,191.95, 982,331.96 and 290,255.36 is: 435,181.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,191.95 : 982,331.96 = 290,255.36 : x
  2. Step 2: Convert to fraction form
    655,191.95/982,331.96 = 290,255.36/x
  3. Step 3: Cross multiply
    655,191.95x = 982,331.96 × 290,255.36
  4. Step 4: Simplify right side
    655,191.95x = 285,127,110,326.37
  5. Step 5: Solve for x
    x = 285,127,110,326.37/655,191.95
  6. Step 6: Final answer
    x = 435,181.04

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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.