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Finding the Fourth Proportional to 578,310.27, 797,972.96 and 363,298.07

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Solution

The fourth proportional to 578,310.27, 797,972.96 and 363,298.07 is: 501,291.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,310.27 : 797,972.96 = 363,298.07 : x
  2. Step 2: Convert to fraction form
    578,310.27/797,972.96 = 363,298.07/x
  3. Step 3: Cross multiply
    578,310.27x = 797,972.96 × 363,298.07
  4. Step 4: Simplify right side
    578,310.27x = 289,902,030,473.83
  5. Step 5: Solve for x
    x = 289,902,030,473.83/578,310.27
  6. Step 6: Final answer
    x = 501,291.51

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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.