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Finding the Fourth Proportional to 670,949.22, 925,912.13 and 365,025.51

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Solution

The fourth proportional to 670,949.22, 925,912.13 and 365,025.51 is: 503,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,949.22 : 925,912.13 = 365,025.51 : x
  2. Step 2: Convert to fraction form
    670,949.22/925,912.13 = 365,025.51/x
  3. Step 3: Cross multiply
    670,949.22x = 925,912.13 × 365,025.51
  4. Step 4: Simplify right side
    670,949.22x = 337,981,547,468.44
  5. Step 5: Solve for x
    x = 337,981,547,468.44/670,949.22
  6. Step 6: Final answer
    x = 503,736.40

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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.