Home / 789,211.38-1,183,859.34-249,426.60

Finding the Fourth Proportional to 789,211.38, 1,183,859.34 and 249,426.60

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Solution

The fourth proportional to 789,211.38, 1,183,859.34 and 249,426.60 is: 374,153.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,211.38 : 1,183,859.34 = 249,426.60 : x
  2. Step 2: Convert to fraction form
    789,211.38/1,183,859.34 = 249,426.60/x
  3. Step 3: Cross multiply
    789,211.38x = 1,183,859.34 × 249,426.60
  4. Step 4: Simplify right side
    789,211.38x = 295,286,005,847.66
  5. Step 5: Solve for x
    x = 295,286,005,847.66/789,211.38
  6. Step 6: Final answer
    x = 374,153.25

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1.5x scale

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.