Home / 807,561.70-1,211,342.55-246,523.30

Finding the Fourth Proportional to 807,561.70, 1,211,342.55 and 246,523.30

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Solution

The fourth proportional to 807,561.70, 1,211,342.55 and 246,523.30 is: 369,784.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,561.70 : 1,211,342.55 = 246,523.30 : x
  2. Step 2: Convert to fraction form
    807,561.70/1,211,342.55 = 246,523.30/x
  3. Step 3: Cross multiply
    807,561.70x = 1,211,342.55 × 246,523.30
  4. Step 4: Simplify right side
    807,561.70x = 298,624,162,856.42
  5. Step 5: Solve for x
    x = 298,624,162,856.42/807,561.70
  6. Step 6: Final answer
    x = 369,784.95

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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.