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Finding the Fourth Proportional to 603,930.51, 833,434.38 and 332,009.73

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Solution

The fourth proportional to 603,930.51, 833,434.38 and 332,009.73 is: 458,179.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,930.51 : 833,434.38 = 332,009.73 : x
  2. Step 2: Convert to fraction form
    603,930.51/833,434.38 = 332,009.73/x
  3. Step 3: Cross multiply
    603,930.51x = 833,434.38 × 332,009.73
  4. Step 4: Simplify right side
    603,930.51x = 276,708,323,476.52
  5. Step 5: Solve for x
    x = 276,708,323,476.52/603,930.51
  6. Step 6: Final answer
    x = 458,179.08

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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.