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Finding the Fourth Proportional to 582,894.42, 804,254.23 and 328,245.54

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Solution

The fourth proportional to 582,894.42, 804,254.23 and 328,245.54 is: 452,899.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,894.42 : 804,254.23 = 328,245.54 : x
  2. Step 2: Convert to fraction form
    582,894.42/804,254.23 = 328,245.54/x
  3. Step 3: Cross multiply
    582,894.42x = 804,254.23 × 328,245.54
  4. Step 4: Simplify right side
    582,894.42x = 263,992,864,023.63
  5. Step 5: Solve for x
    x = 263,992,864,023.63/582,894.42
  6. Step 6: Final answer
    x = 452,899.97

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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.