Home / 951,950.40-1,313,680.32-522,233.76

Finding the Fourth Proportional to 951,950.40, 1,313,680.32 and 522,233.76

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Solution

The fourth proportional to 951,950.40, 1,313,680.32 and 522,233.76 is: 720,676.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,950.40 : 1,313,680.32 = 522,233.76 : x
  2. Step 2: Convert to fraction form
    951,950.40/1,313,680.32 = 522,233.76/x
  3. Step 3: Cross multiply
    951,950.40x = 1,313,680.32 × 522,233.76
  4. Step 4: Simplify right side
    951,950.40x = 686,048,212,951.60
  5. Step 5: Solve for x
    x = 686,048,212,951.60/951,950.40
  6. Step 6: Final answer
    x = 720,676.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.