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Finding the Fourth Proportional to 662,003.36, 992,227.44 and 306,265.94

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Solution

The fourth proportional to 662,003.36, 992,227.44 and 306,265.94 is: 459,039.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,003.36 : 992,227.44 = 306,265.94 : x
  2. Step 2: Convert to fraction form
    662,003.36/992,227.44 = 306,265.94/x
  3. Step 3: Cross multiply
    662,003.36x = 992,227.44 × 306,265.94
  4. Step 4: Simplify right side
    662,003.36x = 303,885,472,085.96
  5. Step 5: Solve for x
    x = 303,885,472,085.96/662,003.36
  6. Step 6: Final answer
    x = 459,039.17

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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.