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Finding the Fourth Proportional to 479,855.34, 662,195.05 and 264,991.10

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Solution

The fourth proportional to 479,855.34, 662,195.05 and 264,991.10 is: 365,684.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,855.34 : 662,195.05 = 264,991.10 : x
  2. Step 2: Convert to fraction form
    479,855.34/662,195.05 = 264,991.10/x
  3. Step 3: Cross multiply
    479,855.34x = 662,195.05 × 264,991.10
  4. Step 4: Simplify right side
    479,855.34x = 175,475,790,740.60
  5. Step 5: Solve for x
    x = 175,475,790,740.60/479,855.34
  6. Step 6: Final answer
    x = 365,684.77

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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.