Home / 762,032.72-1,143,092.28-229,627.28

Finding the Fourth Proportional to 762,032.72, 1,143,092.28 and 229,627.28

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Solution

The fourth proportional to 762,032.72, 1,143,092.28 and 229,627.28 is: 344,453.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,032.72 : 1,143,092.28 = 229,627.28 : x
  2. Step 2: Convert to fraction form
    762,032.72/1,143,092.28 = 229,627.28/x
  3. Step 3: Cross multiply
    762,032.72x = 1,143,092.28 × 229,627.28
  4. Step 4: Simplify right side
    762,032.72x = 262,485,171,045.40
  5. Step 5: Solve for x
    x = 262,485,171,045.40/762,032.72
  6. Step 6: Final answer
    x = 344,453.94

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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.