Home / 629,297.82-868,402.85-367,677.27

Finding the Fourth Proportional to 629,297.82, 868,402.85 and 367,677.27

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Solution

The fourth proportional to 629,297.82, 868,402.85 and 367,677.27 is: 507,378.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,297.82 : 868,402.85 = 367,677.27 : x
  2. Step 2: Convert to fraction form
    629,297.82/868,402.85 = 367,677.27/x
  3. Step 3: Cross multiply
    629,297.82x = 868,402.85 × 367,677.27
  4. Step 4: Simplify right side
    629,297.82x = 319,291,987,309.83
  5. Step 5: Solve for x
    x = 319,291,987,309.83/629,297.82
  6. Step 6: Final answer
    x = 507,378.19

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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.