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Finding the Fourth Proportional to 670,700.25, 925,568.78 and 364,776.62

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Solution

The fourth proportional to 670,700.25, 925,568.78 and 364,776.62 is: 503,393.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,700.25 : 925,568.78 = 364,776.62 : x
  2. Step 2: Convert to fraction form
    670,700.25/925,568.78 = 364,776.62/x
  3. Step 3: Cross multiply
    670,700.25x = 925,568.78 × 364,776.62
  4. Step 4: Simplify right side
    670,700.25x = 337,625,844,694.20
  5. Step 5: Solve for x
    x = 337,625,844,694.20/670,700.25
  6. Step 6: Final answer
    x = 503,393.05

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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.