Home / 951,704.89-1,313,400.95-522,025.09

Finding the Fourth Proportional to 951,704.89, 1,313,400.95 and 522,025.09

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Solution

The fourth proportional to 951,704.89, 1,313,400.95 and 522,025.09 is: 720,421.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,704.89 : 1,313,400.95 = 522,025.09 : x
  2. Step 2: Convert to fraction form
    951,704.89/1,313,400.95 = 522,025.09/x
  3. Step 3: Cross multiply
    951,704.89x = 1,313,400.95 × 522,025.09
  4. Step 4: Simplify right side
    951,704.89x = 685,628,245,193.80
  5. Step 5: Solve for x
    x = 685,628,245,193.80/951,704.89
  6. Step 6: Final answer
    x = 720,421.06

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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.