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Finding the Fourth Proportional to 541,143.25, 747,007.70 and 337,295.70

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Solution

The fourth proportional to 541,143.25, 747,007.70 and 337,295.70 is: 465,611.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,143.25 : 747,007.70 = 337,295.70 : x
  2. Step 2: Convert to fraction form
    541,143.25/747,007.70 = 337,295.70/x
  3. Step 3: Cross multiply
    541,143.25x = 747,007.70 × 337,295.70
  4. Step 4: Simplify right side
    541,143.25x = 251,962,483,390.41
  5. Step 5: Solve for x
    x = 251,962,483,390.41/541,143.25
  6. Step 6: Final answer
    x = 465,611.43

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1.5x scale

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.