Home / 770,223.24-1,062,826.26-426,004.50

Finding the Fourth Proportional to 770,223.24, 1,062,826.26 and 426,004.50

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Solution

The fourth proportional to 770,223.24, 1,062,826.26 and 426,004.50 is: 587,840.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,223.24 : 1,062,826.26 = 426,004.50 : x
  2. Step 2: Convert to fraction form
    770,223.24/1,062,826.26 = 426,004.50/x
  3. Step 3: Cross multiply
    770,223.24x = 1,062,826.26 × 426,004.50
  4. Step 4: Simplify right side
    770,223.24x = 452,768,769,478.17
  5. Step 5: Solve for x
    x = 452,768,769,478.17/770,223.24
  6. Step 6: Final answer
    x = 587,840.96

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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.