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Finding the Fourth Proportional to 574,887.64, 793,169.31 and 333,123.49

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Solution

The fourth proportional to 574,887.64, 793,169.31 and 333,123.49 is: 459,608.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,887.64 : 793,169.31 = 333,123.49 : x
  2. Step 2: Convert to fraction form
    574,887.64/793,169.31 = 333,123.49/x
  3. Step 3: Cross multiply
    574,887.64x = 793,169.31 × 333,123.49
  4. Step 4: Simplify right side
    574,887.64x = 264,223,328,708.09
  5. Step 5: Solve for x
    x = 264,223,328,708.09/574,887.64
  6. Step 6: Final answer
    x = 459,608.65

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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.