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Finding the Fourth Proportional to 479,793.16, 662,114.55 and 264,933.64

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Solution

The fourth proportional to 479,793.16, 662,114.55 and 264,933.64 is: 365,608.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,793.16 : 662,114.55 = 264,933.64 : x
  2. Step 2: Convert to fraction form
    479,793.16/662,114.55 = 264,933.64/x
  3. Step 3: Cross multiply
    479,793.16x = 662,114.55 × 264,933.64
  4. Step 4: Simplify right side
    479,793.16x = 175,416,417,828.46
  5. Step 5: Solve for x
    x = 175,416,417,828.46/479,793.16
  6. Step 6: Final answer
    x = 365,608.42

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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.