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Finding the Fourth Proportional to 573,744.53, 791,795.51 and 319,090.25

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Solution

The fourth proportional to 573,744.53, 791,795.51 and 319,090.25 is: 440,360.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,744.53 : 791,795.51 = 319,090.25 : x
  2. Step 2: Convert to fraction form
    573,744.53/791,795.51 = 319,090.25/x
  3. Step 3: Cross multiply
    573,744.53x = 791,795.51 × 319,090.25
  4. Step 4: Simplify right side
    573,744.53x = 252,654,227,234.78
  5. Step 5: Solve for x
    x = 252,654,227,234.78/573,744.53
  6. Step 6: Final answer
    x = 440,360.15

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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.