Home / 845,765-1,268,512.40-246,586.04

Finding the Fourth Proportional to 845,765, 1,268,512.40 and 246,586.04

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Solution

The fourth proportional to 845,765, 1,268,512.40 and 246,586.04 is: 369,839.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,765 : 1,268,512.40 = 246,586.04 : x
  2. Step 2: Convert to fraction form
    845,765/1,268,512.40 = 246,586.04/x
  3. Step 3: Cross multiply
    845,765x = 1,268,512.40 × 246,586.04
  4. Step 4: Simplify right side
    845,765x = 312,797,449,406.90
  5. Step 5: Solve for x
    x = 312,797,449,406.90/845,765
  6. Step 6: Final answer
    x = 369,839.67

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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.