Home / 862,932.90-1,294,982.51-301,972.26

Finding the Fourth Proportional to 862,932.90, 1,294,982.51 and 301,972.26

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Solution

The fourth proportional to 862,932.90, 1,294,982.51 and 301,972.26 is: 453,162.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,932.90 : 1,294,982.51 = 301,972.26 : x
  2. Step 2: Convert to fraction form
    862,932.90/1,294,982.51 = 301,972.26/x
  3. Step 3: Cross multiply
    862,932.90x = 1,294,982.51 × 301,972.26
  4. Step 4: Simplify right side
    862,932.90x = 391,048,795,205.17
  5. Step 5: Solve for x
    x = 391,048,795,205.17/862,932.90
  6. Step 6: Final answer
    x = 453,162.46

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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.