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Finding the Fourth Proportional to 565,592.52, 780,522.15 and 307,469.41

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Solution

The fourth proportional to 565,592.52, 780,522.15 and 307,469.41 is: 424,310.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,592.52 : 780,522.15 = 307,469.41 : x
  2. Step 2: Convert to fraction form
    565,592.52/780,522.15 = 307,469.41/x
  3. Step 3: Cross multiply
    565,592.52x = 780,522.15 × 307,469.41
  4. Step 4: Simplify right side
    565,592.52x = 239,986,684,952.43
  5. Step 5: Solve for x
    x = 239,986,684,952.43/565,592.52
  6. Step 6: Final answer
    x = 424,310.22

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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.