Home / 868,324.24-1,303,327.14-419,360.68

Finding the Fourth Proportional to 868,324.24, 1,303,327.14 and 419,360.68

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Solution

The fourth proportional to 868,324.24, 1,303,327.14 and 419,360.68 is: 629,447.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,324.24 : 1,303,327.14 = 419,360.68 : x
  2. Step 2: Convert to fraction form
    868,324.24/1,303,327.14 = 419,360.68/x
  3. Step 3: Cross multiply
    868,324.24x = 1,303,327.14 × 419,360.68
  4. Step 4: Simplify right side
    868,324.24x = 546,564,155,692.86
  5. Step 5: Solve for x
    x = 546,564,155,692.86/868,324.24
  6. Step 6: Final answer
    x = 629,447.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.