Home / 578,310.03-797,972.91-363,297.87

Finding the Fourth Proportional to 578,310.03, 797,972.91 and 363,297.87

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Solution

The fourth proportional to 578,310.03, 797,972.91 and 363,297.87 is: 501,291.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,310.03 : 797,972.91 = 363,297.87 : x
  2. Step 2: Convert to fraction form
    578,310.03/797,972.91 = 363,297.87/x
  3. Step 3: Cross multiply
    578,310.03x = 797,972.91 × 363,297.87
  4. Step 4: Simplify right side
    578,310.03x = 289,901,858,520.70
  5. Step 5: Solve for x
    x = 289,901,858,520.70/578,310.03
  6. Step 6: Final answer
    x = 501,291.42

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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.