Home / 847,328.20-1,270,991.24-216,242.04

Finding the Fourth Proportional to 847,328.20, 1,270,991.24 and 216,242.04

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Solution

The fourth proportional to 847,328.20, 1,270,991.24 and 216,242.04 is: 324,362.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,328.20 : 1,270,991.24 = 216,242.04 : x
  2. Step 2: Convert to fraction form
    847,328.20/1,270,991.24 = 216,242.04/x
  3. Step 3: Cross multiply
    847,328.20x = 1,270,991.24 × 216,242.04
  4. Step 4: Simplify right side
    847,328.20x = 274,841,738,559.73
  5. Step 5: Solve for x
    x = 274,841,738,559.73/847,328.20
  6. Step 6: Final answer
    x = 324,362.79

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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.