Home / 787,268.40-1,180,894.83-360,683.20

Finding the Fourth Proportional to 787,268.40, 1,180,894.83 and 360,683.20

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Solution

The fourth proportional to 787,268.40, 1,180,894.83 and 360,683.20 is: 541,021.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,268.40 : 1,180,894.83 = 360,683.20 : x
  2. Step 2: Convert to fraction form
    787,268.40/1,180,894.83 = 360,683.20/x
  3. Step 3: Cross multiply
    787,268.40x = 1,180,894.83 × 360,683.20
  4. Step 4: Simplify right side
    787,268.40x = 425,928,926,147.86
  5. Step 5: Solve for x
    x = 425,928,926,147.86/787,268.40
  6. Step 6: Final answer
    x = 541,021.24

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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.