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Finding the Fourth Proportional to 574,246.24, 792,446.33 and 319,591.96

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Solution

The fourth proportional to 574,246.24, 792,446.33 and 319,591.96 is: 441,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,246.24 : 792,446.33 = 319,591.96 : x
  2. Step 2: Convert to fraction form
    574,246.24/792,446.33 = 319,591.96/x
  3. Step 3: Cross multiply
    574,246.24x = 792,446.33 × 319,591.96
  4. Step 4: Simplify right side
    574,246.24x = 253,259,475,799.51
  5. Step 5: Solve for x
    x = 253,259,475,799.51/574,246.24
  6. Step 6: Final answer
    x = 441,029.40

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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.