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Finding the Fourth Proportional to 479,902.45, 662,252.71 and 265,037.89

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Solution

The fourth proportional to 479,902.45, 662,252.71 and 265,037.89 is: 365,745.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,902.45 : 662,252.71 = 265,037.89 : x
  2. Step 2: Convert to fraction form
    479,902.45/662,252.71 = 265,037.89/x
  3. Step 3: Cross multiply
    479,902.45x = 662,252.71 × 265,037.89
  4. Step 4: Simplify right side
    479,902.45x = 175,522,060,905.18
  5. Step 5: Solve for x
    x = 175,522,060,905.18/479,902.45
  6. Step 6: Final answer
    x = 365,745.29

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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.