Home / 846,557.11-1,269,757.91-285,596.47

Finding the Fourth Proportional to 846,557.11, 1,269,757.91 and 285,596.47

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Solution

The fourth proportional to 846,557.11, 1,269,757.91 and 285,596.47 is: 428,368.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,557.11 : 1,269,757.91 = 285,596.47 : x
  2. Step 2: Convert to fraction form
    846,557.11/1,269,757.91 = 285,596.47/x
  3. Step 3: Cross multiply
    846,557.11x = 1,269,757.91 × 285,596.47
  4. Step 4: Simplify right side
    846,557.11x = 362,638,375,422.60
  5. Step 5: Solve for x
    x = 362,638,375,422.60/846,557.11
  6. Step 6: Final answer
    x = 428,368.47

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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.