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Finding the Fourth Proportional to 604,218.70, 833,802.72 and 332,285.76

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Solution

The fourth proportional to 604,218.70, 833,802.72 and 332,285.76 is: 458,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,218.70 : 833,802.72 = 332,285.76 : x
  2. Step 2: Convert to fraction form
    604,218.70/833,802.72 = 332,285.76/x
  3. Step 3: Cross multiply
    604,218.70x = 833,802.72 × 332,285.76
  4. Step 4: Simplify right side
    604,218.70x = 277,060,770,505.27
  5. Step 5: Solve for x
    x = 277,060,770,505.27/604,218.70
  6. Step 6: Final answer
    x = 458,543.85

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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.