Home / 806,229.21-1,209,518.77-245,249.13

Finding the Fourth Proportional to 806,229.21, 1,209,518.77 and 245,249.13

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Solution

The fourth proportional to 806,229.21, 1,209,518.77 and 245,249.13 is: 367,926.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,229.21 : 1,209,518.77 = 245,249.13 : x
  2. Step 2: Convert to fraction form
    806,229.21/1,209,518.77 = 245,249.13/x
  3. Step 3: Cross multiply
    806,229.21x = 1,209,518.77 × 245,249.13
  4. Step 4: Simplify right side
    806,229.21x = 296,633,426,061.17
  5. Step 5: Solve for x
    x = 296,633,426,061.17/806,229.21
  6. Step 6: Final answer
    x = 367,926.92

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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.