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Finding the Fourth Proportional to 604,380, 834,062.72 and 332,433.92

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Solution

The fourth proportional to 604,380, 834,062.72 and 332,433.92 is: 458,768.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,380 : 834,062.72 = 332,433.92 : x
  2. Step 2: Convert to fraction form
    604,380/834,062.72 = 332,433.92/x
  3. Step 3: Cross multiply
    604,380x = 834,062.72 × 332,433.92
  4. Step 4: Simplify right side
    604,380x = 277,270,739,535.46
  5. Step 5: Solve for x
    x = 277,270,739,535.46/604,380
  6. Step 6: Final answer
    x = 458,768.89

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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.