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Finding the Fourth Proportional to 415,792.56, 573,882.75 and 262,733.58

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Solution

The fourth proportional to 415,792.56, 573,882.75 and 262,733.58 is: 362,628.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,792.56 : 573,882.75 = 262,733.58 : x
  2. Step 2: Convert to fraction form
    415,792.56/573,882.75 = 262,733.58/x
  3. Step 3: Cross multiply
    415,792.56x = 573,882.75 × 262,733.58
  4. Step 4: Simplify right side
    415,792.56x = 150,778,269,407.75
  5. Step 5: Solve for x
    x = 150,778,269,407.75/415,792.56
  6. Step 6: Final answer
    x = 362,628.59

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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.