Home / 808,207.22-1,212,266.88-247,241.72

Finding the Fourth Proportional to 808,207.22, 1,212,266.88 and 247,241.72

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Solution

The fourth proportional to 808,207.22, 1,212,266.88 and 247,241.72 is: 370,849.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,207.22 : 1,212,266.88 = 247,241.72 : x
  2. Step 2: Convert to fraction form
    808,207.22/1,212,266.88 = 247,241.72/x
  3. Step 3: Cross multiply
    808,207.22x = 1,212,266.88 × 247,241.72
  4. Step 4: Simplify right side
    808,207.22x = 299,722,948,510.23
  5. Step 5: Solve for x
    x = 299,722,948,510.23/808,207.22
  6. Step 6: Final answer
    x = 370,849.14

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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.