Home / 573,623.26-791,600.75-318,968.98

Finding the Fourth Proportional to 573,623.26, 791,600.75 and 318,968.98

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Solution

The fourth proportional to 573,623.26, 791,600.75 and 318,968.98 is: 440,177.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,623.26 : 791,600.75 = 318,968.98 : x
  2. Step 2: Convert to fraction form
    573,623.26/791,600.75 = 318,968.98/x
  3. Step 3: Cross multiply
    573,623.26x = 791,600.75 × 318,968.98
  4. Step 4: Simplify right side
    573,623.26x = 252,496,083,794.74
  5. Step 5: Solve for x
    x = 252,496,083,794.74/573,623.26
  6. Step 6: Final answer
    x = 440,177.55

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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.