Home / 787.08-1,183.05-500.34

Finding the Fourth Proportional to 787.08, 1,183.05 and 500.34

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Solution

The fourth proportional to 787.08, 1,183.05 and 500.34 is: 752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    787.08 : 1,183.05 = 500.34 : x
  2. Step 2: Convert to fraction form
    787.08/1,183.05 = 500.34/x
  3. Step 3: Cross multiply
    787.08x = 1,183.05 × 500.34
  4. Step 4: Simplify right side
    787.08x = 591,927.24
  5. Step 5: Solve for x
    x = 591,927.24/787.08
  6. Step 6: Final answer
    x = 752.05

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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.