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Finding the Fourth Proportional to 446,034.30, 615,247.35 and 264,617.79

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Solution

The fourth proportional to 446,034.30, 615,247.35 and 264,617.79 is: 365,006.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,034.30 : 615,247.35 = 264,617.79 : x
  2. Step 2: Convert to fraction form
    446,034.30/615,247.35 = 264,617.79/x
  3. Step 3: Cross multiply
    446,034.30x = 615,247.35 × 264,617.79
  4. Step 4: Simplify right side
    446,034.30x = 162,805,394,060.36
  5. Step 5: Solve for x
    x = 162,805,394,060.36/446,034.30
  6. Step 6: Final answer
    x = 365,006.44

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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.