Home / 647,030.41-970,977.54-226,306.28

Finding the Fourth Proportional to 647,030.41, 970,977.54 and 226,306.28

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Solution

The fourth proportional to 647,030.41, 970,977.54 and 226,306.28 is: 339,610.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,030.41 : 970,977.54 = 226,306.28 : x
  2. Step 2: Convert to fraction form
    647,030.41/970,977.54 = 226,306.28/x
  3. Step 3: Cross multiply
    647,030.41x = 970,977.54 × 226,306.28
  4. Step 4: Simplify right side
    647,030.41x = 219,738,315,040.95
  5. Step 5: Solve for x
    x = 219,738,315,040.95/647,030.41
  6. Step 6: Final answer
    x = 339,610.49

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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.