Home / 789,216.04-1,183,835-256,739.88

Finding the Fourth Proportional to 789,216.04, 1,183,835 and 256,739.88

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Solution

The fourth proportional to 789,216.04, 1,183,835 and 256,739.88 is: 385,113.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,216.04 : 1,183,835 = 256,739.88 : x
  2. Step 2: Convert to fraction form
    789,216.04/1,183,835 = 256,739.88/x
  3. Step 3: Cross multiply
    789,216.04x = 1,183,835 × 256,739.88
  4. Step 4: Simplify right side
    789,216.04x = 303,937,655,839.80
  5. Step 5: Solve for x
    x = 303,937,655,839.80/789,216.04
  6. Step 6: Final answer
    x = 385,113.38

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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.