Home / 770,223.26-1,062,826.31-426,004.52

Finding the Fourth Proportional to 770,223.26, 1,062,826.31 and 426,004.52

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Solution

The fourth proportional to 770,223.26, 1,062,826.31 and 426,004.52 is: 587,840.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,223.26 : 1,062,826.31 = 426,004.52 : x
  2. Step 2: Convert to fraction form
    770,223.26/1,062,826.31 = 426,004.52/x
  3. Step 3: Cross multiply
    770,223.26x = 1,062,826.31 × 426,004.52
  4. Step 4: Simplify right side
    770,223.26x = 452,768,807,785.80
  5. Step 5: Solve for x
    x = 452,768,807,785.80/770,223.26
  6. Step 6: Final answer
    x = 587,840.99

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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.