Home / 808,914.48-1,213,548.84-247,992.72

Finding the Fourth Proportional to 808,914.48, 1,213,548.84 and 247,992.72

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Solution

The fourth proportional to 808,914.48, 1,213,548.84 and 247,992.72 is: 372,043.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,914.48 : 1,213,548.84 = 247,992.72 : x
  2. Step 2: Convert to fraction form
    808,914.48/1,213,548.84 = 247,992.72/x
  3. Step 3: Cross multiply
    808,914.48x = 1,213,548.84 × 247,992.72
  4. Step 4: Simplify right side
    808,914.48x = 300,951,277,684.45
  5. Step 5: Solve for x
    x = 300,951,277,684.45/808,914.48
  6. Step 6: Final answer
    x = 372,043.38

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1.5x scale

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.