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Finding the Fourth Proportional to 585,499.73, 807,990.93 and 327,386.00

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Solution

The fourth proportional to 585,499.73, 807,990.93 and 327,386.00 is: 451,793.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,499.73 : 807,990.93 = 327,386.00 : x
  2. Step 2: Convert to fraction form
    585,499.73/807,990.93 = 327,386.00/x
  3. Step 3: Cross multiply
    585,499.73x = 807,990.93 × 327,386.00
  4. Step 4: Simplify right side
    585,499.73x = 264,524,920,628.96
  5. Step 5: Solve for x
    x = 264,524,920,628.96/585,499.73
  6. Step 6: Final answer
    x = 451,793.42

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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.