Home / 479,596.59-661,848.75-264,736.76

Finding the Fourth Proportional to 479,596.59, 661,848.75 and 264,736.76

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Solution

The fourth proportional to 479,596.59, 661,848.75 and 264,736.76 is: 365,339.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,596.59 : 661,848.75 = 264,736.76 : x
  2. Step 2: Convert to fraction form
    479,596.59/661,848.75 = 264,736.76/x
  3. Step 3: Cross multiply
    479,596.59x = 661,848.75 × 264,736.76
  4. Step 4: Simplify right side
    479,596.59x = 175,215,690,375.81
  5. Step 5: Solve for x
    x = 175,215,690,375.81/479,596.59
  6. Step 6: Final answer
    x = 365,339.73

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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.