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Finding the Fourth Proportional to 582,730.60, 804,167.46 and 328,163.80

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Solution

The fourth proportional to 582,730.60, 804,167.46 and 328,163.80 is: 452,865.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,730.60 : 804,167.46 = 328,163.80 : x
  2. Step 2: Convert to fraction form
    582,730.60/804,167.46 = 328,163.80/x
  3. Step 3: Cross multiply
    582,730.60x = 804,167.46 × 328,163.80
  4. Step 4: Simplify right side
    582,730.60x = 263,898,649,509.95
  5. Step 5: Solve for x
    x = 263,898,649,509.95/582,730.60
  6. Step 6: Final answer
    x = 452,865.61

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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.