Home / 808,273.25-1,212,458.48-247,312.61

Finding the Fourth Proportional to 808,273.25, 1,212,458.48 and 247,312.61

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Solution

The fourth proportional to 808,273.25, 1,212,458.48 and 247,312.61 is: 370,983.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,273.25 : 1,212,458.48 = 247,312.61 : x
  2. Step 2: Convert to fraction form
    808,273.25/1,212,458.48 = 247,312.61/x
  3. Step 3: Cross multiply
    808,273.25x = 1,212,458.48 × 247,312.61
  4. Step 4: Simplify right side
    808,273.25x = 299,856,269,968.87
  5. Step 5: Solve for x
    x = 299,856,269,968.87/808,273.25
  6. Step 6: Final answer
    x = 370,983.79

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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.