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Finding the Fourth Proportional to 484,589.00, 668,732.83 and 269,724.47

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Solution

The fourth proportional to 484,589.00, 668,732.83 and 269,724.47 is: 372,219.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,589.00 : 668,732.83 = 269,724.47 : x
  2. Step 2: Convert to fraction form
    484,589.00/668,732.83 = 269,724.47/x
  3. Step 3: Cross multiply
    484,589.00x = 668,732.83 × 269,724.47
  4. Step 4: Simplify right side
    484,589.00x = 180,373,604,125.38
  5. Step 5: Solve for x
    x = 180,373,604,125.38/484,589.00
  6. Step 6: Final answer
    x = 372,219.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.