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Finding the Fourth Proportional to 375,203.64, 517,678.38 and 241,145.40

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Solution

The fourth proportional to 375,203.64, 517,678.38 and 241,145.40 is: 332,714.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,203.64 : 517,678.38 = 241,145.40 : x
  2. Step 2: Convert to fraction form
    375,203.64/517,678.38 = 241,145.40/x
  3. Step 3: Cross multiply
    375,203.64x = 517,678.38 × 241,145.40
  4. Step 4: Simplify right side
    375,203.64x = 124,835,760,016.45
  5. Step 5: Solve for x
    x = 124,835,760,016.45/375,203.64
  6. Step 6: Final answer
    x = 332,714.68

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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.