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Finding the Fourth Proportional to 574,302.68, 791,687.82 and 367,548.28

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Solution

The fourth proportional to 574,302.68, 791,687.82 and 367,548.28 is: 506,672.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,302.68 : 791,687.82 = 367,548.28 : x
  2. Step 2: Convert to fraction form
    574,302.68/791,687.82 = 367,548.28/x
  3. Step 3: Cross multiply
    574,302.68x = 791,687.82 × 367,548.28
  4. Step 4: Simplify right side
    574,302.68x = 290,983,496,537.95
  5. Step 5: Solve for x
    x = 290,983,496,537.95/574,302.68
  6. Step 6: Final answer
    x = 506,672.71

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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.