Home / 939,539.88-1,409,050.62-265,568.04

Finding the Fourth Proportional to 939,539.88, 1,409,050.62 and 265,568.04

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Solution

The fourth proportional to 939,539.88, 1,409,050.62 and 265,568.04 is: 398,278.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,539.88 : 1,409,050.62 = 265,568.04 : x
  2. Step 2: Convert to fraction form
    939,539.88/1,409,050.62 = 265,568.04/x
  3. Step 3: Cross multiply
    939,539.88x = 1,409,050.62 × 265,568.04
  4. Step 4: Simplify right side
    939,539.88x = 374,198,811,414.19
  5. Step 5: Solve for x
    x = 374,198,811,414.19/939,539.88
  6. Step 6: Final answer
    x = 398,278.80

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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.