Home / 787,220.44-1,180,683.78-210,850.36

Finding the Fourth Proportional to 787,220.44, 1,180,683.78 and 210,850.36

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Solution

The fourth proportional to 787,220.44, 1,180,683.78 and 210,850.36 is: 316,236.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,220.44 : 1,180,683.78 = 210,850.36 : x
  2. Step 2: Convert to fraction form
    787,220.44/1,180,683.78 = 210,850.36/x
  3. Step 3: Cross multiply
    787,220.44x = 1,180,683.78 × 210,850.36
  4. Step 4: Simplify right side
    787,220.44x = 248,947,600,059.16
  5. Step 5: Solve for x
    x = 248,947,600,059.16/787,220.44
  6. Step 6: Final answer
    x = 316,236.20

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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.