Home / 712,002.12-1,067,837.06-206,427.41

Finding the Fourth Proportional to 712,002.12, 1,067,837.06 and 206,427.41

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Solution

The fourth proportional to 712,002.12, 1,067,837.06 and 206,427.41 is: 309,592.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,002.12 : 1,067,837.06 = 206,427.41 : x
  2. Step 2: Convert to fraction form
    712,002.12/1,067,837.06 = 206,427.41/x
  3. Step 3: Cross multiply
    712,002.12x = 1,067,837.06 × 206,427.41
  4. Step 4: Simplify right side
    712,002.12x = 220,430,832,226.49
  5. Step 5: Solve for x
    x = 220,430,832,226.49/712,002.12
  6. Step 6: Final answer
    x = 309,592.94

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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.