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Finding the Fourth Proportional to 574,259.58, 792,464.24 and 316,134.43

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Solution

The fourth proportional to 574,259.58, 792,464.24 and 316,134.43 is: 436,257.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,259.58 : 792,464.24 = 316,134.43 : x
  2. Step 2: Convert to fraction form
    574,259.58/792,464.24 = 316,134.43/x
  3. Step 3: Cross multiply
    574,259.58x = 792,464.24 × 316,134.43
  4. Step 4: Simplify right side
    574,259.58x = 250,525,229,227.11
  5. Step 5: Solve for x
    x = 250,525,229,227.11/574,259.58
  6. Step 6: Final answer
    x = 436,257.81

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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.