Home / 789,616.08-1,184,424.32-221,080.96

Finding the Fourth Proportional to 789,616.08, 1,184,424.32 and 221,080.96

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Solution

The fourth proportional to 789,616.08, 1,184,424.32 and 221,080.96 is: 331,621.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,616.08 : 1,184,424.32 = 221,080.96 : x
  2. Step 2: Convert to fraction form
    789,616.08/1,184,424.32 = 221,080.96/x
  3. Step 3: Cross multiply
    789,616.08x = 1,184,424.32 × 221,080.96
  4. Step 4: Simplify right side
    789,616.08x = 261,853,665,712.95
  5. Step 5: Solve for x
    x = 261,853,665,712.95/789,616.08
  6. Step 6: Final answer
    x = 331,621.50

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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.