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Finding the Fourth Proportional to 670,517.82, 925,315.65 and 364,593.96

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Solution

The fourth proportional to 670,517.82, 925,315.65 and 364,593.96 is: 503,140.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,517.82 : 925,315.65 = 364,593.96 : x
  2. Step 2: Convert to fraction form
    670,517.82/925,315.65 = 364,593.96/x
  3. Step 3: Cross multiply
    670,517.82x = 925,315.65 × 364,593.96
  4. Step 4: Simplify right side
    670,517.82x = 337,364,497,083.47
  5. Step 5: Solve for x
    x = 337,364,497,083.47/670,517.82
  6. Step 6: Final answer
    x = 503,140.24

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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.