Home / 808,204.72-1,212,263.13-247,239.22

Finding the Fourth Proportional to 808,204.72, 1,212,263.13 and 247,239.22

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Solution

The fourth proportional to 808,204.72, 1,212,263.13 and 247,239.22 is: 370,845.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,204.72 : 1,212,263.13 = 247,239.22 : x
  2. Step 2: Convert to fraction form
    808,204.72/1,212,263.13 = 247,239.22/x
  3. Step 3: Cross multiply
    808,204.72x = 1,212,263.13 × 247,239.22
  4. Step 4: Simplify right side
    808,204.72x = 299,718,984,634.64
  5. Step 5: Solve for x
    x = 299,718,984,634.64/808,204.72
  6. Step 6: Final answer
    x = 370,845.38

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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.