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Finding the Fourth Proportional to 504,166.43, 695,767.25 and 274,742.61

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Solution

The fourth proportional to 504,166.43, 695,767.25 and 274,742.61 is: 379,154.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,166.43 : 695,767.25 = 274,742.61 : x
  2. Step 2: Convert to fraction form
    504,166.43/695,767.25 = 274,742.61/x
  3. Step 3: Cross multiply
    504,166.43x = 695,767.25 × 274,742.61
  4. Step 4: Simplify right side
    504,166.43x = 191,156,908,843.81
  5. Step 5: Solve for x
    x = 191,156,908,843.81/504,166.43
  6. Step 6: Final answer
    x = 379,154.38

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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.