Home / 769,330.44-1,061,620.40-425,162.24

Finding the Fourth Proportional to 769,330.44, 1,061,620.40 and 425,162.24

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Solution

The fourth proportional to 769,330.44, 1,061,620.40 and 425,162.24 is: 586,693.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,330.44 : 1,061,620.40 = 425,162.24 : x
  2. Step 2: Convert to fraction form
    769,330.44/1,061,620.40 = 425,162.24/x
  3. Step 3: Cross multiply
    769,330.44x = 1,061,620.40 × 425,162.24
  4. Step 4: Simplify right side
    769,330.44x = 451,360,907,293.70
  5. Step 5: Solve for x
    x = 451,360,907,293.70/769,330.44
  6. Step 6: Final answer
    x = 586,693.16

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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.