Home / 558,165.26-770,325.24-328,794.74

Finding the Fourth Proportional to 558,165.26, 770,325.24 and 328,794.74

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Solution

The fourth proportional to 558,165.26, 770,325.24 and 328,794.74 is: 453,770.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,165.26 : 770,325.24 = 328,794.74 : x
  2. Step 2: Convert to fraction form
    558,165.26/770,325.24 = 328,794.74/x
  3. Step 3: Cross multiply
    558,165.26x = 770,325.24 × 328,794.74
  4. Step 4: Simplify right side
    558,165.26x = 253,278,883,149.61
  5. Step 5: Solve for x
    x = 253,278,883,149.61/558,165.26
  6. Step 6: Final answer
    x = 453,770.42

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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.