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Finding the Fourth Proportional to 675,996.82, 932,875.62 and 374,190.82

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Solution

The fourth proportional to 675,996.82, 932,875.62 and 374,190.82 is: 516,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,996.82 : 932,875.62 = 374,190.82 : x
  2. Step 2: Convert to fraction form
    675,996.82/932,875.62 = 374,190.82/x
  3. Step 3: Cross multiply
    675,996.82x = 932,875.62 × 374,190.82
  4. Step 4: Simplify right side
    675,996.82x = 349,073,493,205.81
  5. Step 5: Solve for x
    x = 349,073,493,205.81/675,996.82
  6. Step 6: Final answer
    x = 516,383.34

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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.