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Finding the Fourth Proportional to 670,375.94, 925,137.04 and 364,472.90

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Solution

The fourth proportional to 670,375.94, 925,137.04 and 364,472.90 is: 502,982.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,375.94 : 925,137.04 = 364,472.90 : x
  2. Step 2: Convert to fraction form
    670,375.94/925,137.04 = 364,472.90/x
  3. Step 3: Cross multiply
    670,375.94x = 925,137.04 × 364,472.90
  4. Step 4: Simplify right side
    670,375.94x = 337,187,374,329.35
  5. Step 5: Solve for x
    x = 337,187,374,329.35/670,375.94
  6. Step 6: Final answer
    x = 502,982.51

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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.