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Finding the Fourth Proportional to 445,991.24, 615,266.88 and 264,710.82

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Solution

The fourth proportional to 445,991.24, 615,266.88 and 264,710.82 is: 365,181.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,991.24 : 615,266.88 = 264,710.82 : x
  2. Step 2: Convert to fraction form
    445,991.24/615,266.88 = 264,710.82/x
  3. Step 3: Cross multiply
    445,991.24x = 615,266.88 × 264,710.82
  4. Step 4: Simplify right side
    445,991.24x = 162,867,800,323.64
  5. Step 5: Solve for x
    x = 162,867,800,323.64/445,991.24
  6. Step 6: Final answer
    x = 365,181.61

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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.