Home / 464,433.40-696,747.30-148,922.20

Finding the Fourth Proportional to 464,433.40, 696,747.30 and 148,922.20

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Solution

The fourth proportional to 464,433.40, 696,747.30 and 148,922.20 is: 223,414.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,433.40 : 696,747.30 = 148,922.20 : x
  2. Step 2: Convert to fraction form
    464,433.40/696,747.30 = 148,922.20/x
  3. Step 3: Cross multiply
    464,433.40x = 696,747.30 × 148,922.20
  4. Step 4: Simplify right side
    464,433.40x = 103,761,140,760.06
  5. Step 5: Solve for x
    x = 103,761,140,760.06/464,433.40
  6. Step 6: Final answer
    x = 223,414.47

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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.