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Finding the Fourth Proportional to 607,100.27, 910,564.74 and 381,773.66

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Solution

The fourth proportional to 607,100.27, 910,564.74 and 381,773.66 is: 572,606.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,100.27 : 910,564.74 = 381,773.66 : x
  2. Step 2: Convert to fraction form
    607,100.27/910,564.74 = 381,773.66/x
  3. Step 3: Cross multiply
    607,100.27x = 910,564.74 × 381,773.66
  4. Step 4: Simplify right side
    607,100.27x = 347,629,628,903.93
  5. Step 5: Solve for x
    x = 347,629,628,903.93/607,100.27
  6. Step 6: Final answer
    x = 572,606.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.