Home / 847,325.21-1,270,986.75-216,239.04

Finding the Fourth Proportional to 847,325.21, 1,270,986.75 and 216,239.04

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Solution

The fourth proportional to 847,325.21, 1,270,986.75 and 216,239.04 is: 324,358.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,325.21 : 1,270,986.75 = 216,239.04 : x
  2. Step 2: Convert to fraction form
    847,325.21/1,270,986.75 = 216,239.04/x
  3. Step 3: Cross multiply
    847,325.21x = 1,270,986.75 × 216,239.04
  4. Step 4: Simplify right side
    847,325.21x = 274,836,954,672.72
  5. Step 5: Solve for x
    x = 274,836,954,672.72/847,325.21
  6. Step 6: Final answer
    x = 324,358.29

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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.