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Finding the Fourth Proportional to 670,375.63, 925,136.60 and 364,472.58

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Solution

The fourth proportional to 670,375.63, 925,136.60 and 364,472.58 is: 502,982.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,375.63 : 925,136.60 = 364,472.58 : x
  2. Step 2: Convert to fraction form
    670,375.63/925,136.60 = 364,472.58/x
  3. Step 3: Cross multiply
    670,375.63x = 925,136.60 × 364,472.58
  4. Step 4: Simplify right side
    670,375.63x = 337,186,923,454.43
  5. Step 5: Solve for x
    x = 337,186,923,454.43/670,375.63
  6. Step 6: Final answer
    x = 502,982.07

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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.