Home / 806,978.22-1,210,467.32-246,007.86

Finding the Fourth Proportional to 806,978.22, 1,210,467.32 and 246,007.86

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Solution

The fourth proportional to 806,978.22, 1,210,467.32 and 246,007.86 is: 369,011.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,978.22 : 1,210,467.32 = 246,007.86 : x
  2. Step 2: Convert to fraction form
    806,978.22/1,210,467.32 = 246,007.86/x
  3. Step 3: Cross multiply
    806,978.22x = 1,210,467.32 × 246,007.86
  4. Step 4: Simplify right side
    806,978.22x = 297,784,474,993.14
  5. Step 5: Solve for x
    x = 297,784,474,993.14/806,978.22
  6. Step 6: Final answer
    x = 369,011.79

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Similar ratio
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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.