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Finding the Fourth Proportional to 702,796.52, 1,054,391.52 and 282,367.64

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Solution

The fourth proportional to 702,796.52, 1,054,391.52 and 282,367.64 is: 423,630.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,796.52 : 1,054,391.52 = 282,367.64 : x
  2. Step 2: Convert to fraction form
    702,796.52/1,054,391.52 = 282,367.64/x
  3. Step 3: Cross multiply
    702,796.52x = 1,054,391.52 × 282,367.64
  4. Step 4: Simplify right side
    702,796.52x = 297,726,045,138.41
  5. Step 5: Solve for x
    x = 297,726,045,138.41/702,796.52
  6. Step 6: Final answer
    x = 423,630.51

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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.