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Finding the Fourth Proportional to 446.01, 615.44 and 259.52

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Solution

The fourth proportional to 446.01, 615.44 and 259.52 is: 358.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    446.01 : 615.44 = 259.52 : x
  2. Step 2: Convert to fraction form
    446.01/615.44 = 259.52/x
  3. Step 3: Cross multiply
    446.01x = 615.44 × 259.52
  4. Step 4: Simplify right side
    446.01x = 159,714.61
  5. Step 5: Solve for x
    x = 159,714.61/446.01
  6. Step 6: Final answer
    x = 358.10

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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.