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Finding the Fourth Proportional to 224,291.88, 336,391.92 and 64,324.98

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Solution

The fourth proportional to 224,291.88, 336,391.92 and 64,324.98 is: 96,474.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,291.88 : 336,391.92 = 64,324.98 : x
  2. Step 2: Convert to fraction form
    224,291.88/336,391.92 = 64,324.98/x
  3. Step 3: Cross multiply
    224,291.88x = 336,391.92 × 64,324.98
  4. Step 4: Simplify right side
    224,291.88x = 21,638,403,526.16
  5. Step 5: Solve for x
    x = 21,638,403,526.16/224,291.88
  6. Step 6: Final answer
    x = 96,474.31

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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.