Home / 479,765.72-662,087.04-264,919.52

Finding the Fourth Proportional to 479,765.72, 662,087.04 and 264,919.52

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Solution

The fourth proportional to 479,765.72, 662,087.04 and 264,919.52 is: 365,594.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,765.72 : 662,087.04 = 264,919.52 : x
  2. Step 2: Convert to fraction form
    479,765.72/662,087.04 = 264,919.52/x
  3. Step 3: Cross multiply
    479,765.72x = 662,087.04 × 264,919.52
  4. Step 4: Simplify right side
    479,765.72x = 175,399,780,835.02
  5. Step 5: Solve for x
    x = 175,399,780,835.02/479,765.72
  6. Step 6: Final answer
    x = 365,594.65

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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.