Home / 770,251.44-1,062,865.56-426,032.64

Finding the Fourth Proportional to 770,251.44, 1,062,865.56 and 426,032.64

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Solution

The fourth proportional to 770,251.44, 1,062,865.56 and 426,032.64 is: 587,880.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,251.44 : 1,062,865.56 = 426,032.64 : x
  2. Step 2: Convert to fraction form
    770,251.44/1,062,865.56 = 426,032.64/x
  3. Step 3: Cross multiply
    770,251.44x = 1,062,865.56 × 426,032.64
  4. Step 4: Simplify right side
    770,251.44x = 452,815,420,491.88
  5. Step 5: Solve for x
    x = 452,815,420,491.88/770,251.44
  6. Step 6: Final answer
    x = 587,880.01

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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.