Home / 806,557.34-1,209,836.04-301,157.73

Finding the Fourth Proportional to 806,557.34, 1,209,836.04 and 301,157.73

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Solution

The fourth proportional to 806,557.34, 1,209,836.04 and 301,157.73 is: 451,736.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,557.34 : 1,209,836.04 = 301,157.73 : x
  2. Step 2: Convert to fraction form
    806,557.34/1,209,836.04 = 301,157.73/x
  3. Step 3: Cross multiply
    806,557.34x = 1,209,836.04 × 301,157.73
  4. Step 4: Simplify right side
    806,557.34x = 364,351,475,478.59
  5. Step 5: Solve for x
    x = 364,351,475,478.59/806,557.34
  6. Step 6: Final answer
    x = 451,736.61

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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.