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Finding the Fourth Proportional to 670,537.25, 925,346.21 and 364,611.44

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Solution

The fourth proportional to 670,537.25, 925,346.21 and 364,611.44 is: 503,166.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,537.25 : 925,346.21 = 364,611.44 : x
  2. Step 2: Convert to fraction form
    670,537.25/925,346.21 = 364,611.44/x
  3. Step 3: Cross multiply
    670,537.25x = 925,346.21 × 364,611.44
  4. Step 4: Simplify right side
    670,537.25x = 337,391,810,952.75
  5. Step 5: Solve for x
    x = 337,391,810,952.75/670,537.25
  6. Step 6: Final answer
    x = 503,166.40

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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.