Home / 770,544.24-1,063,431.09-443,868.54

Finding the Fourth Proportional to 770,544.24, 1,063,431.09 and 443,868.54

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Solution

The fourth proportional to 770,544.24, 1,063,431.09 and 443,868.54 is: 612,584.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,544.24 : 1,063,431.09 = 443,868.54 : x
  2. Step 2: Convert to fraction form
    770,544.24/1,063,431.09 = 443,868.54/x
  3. Step 3: Cross multiply
    770,544.24x = 1,063,431.09 × 443,868.54
  4. Step 4: Simplify right side
    770,544.24x = 472,023,605,308.91
  5. Step 5: Solve for x
    x = 472,023,605,308.91/770,544.24
  6. Step 6: Final answer
    x = 612,584.69

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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.