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Finding the Fourth Proportional to 255,796.44, 352,887 and 243,938.04

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Solution

The fourth proportional to 255,796.44, 352,887 and 243,938.04 is: 336,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,796.44 : 352,887 = 243,938.04 : x
  2. Step 2: Convert to fraction form
    255,796.44/352,887 = 243,938.04/x
  3. Step 3: Cross multiply
    255,796.44x = 352,887 × 243,938.04
  4. Step 4: Simplify right side
    255,796.44x = 86,082,563,121.48
  5. Step 5: Solve for x
    x = 86,082,563,121.48/255,796.44
  6. Step 6: Final answer
    x = 336,527.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.