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Finding the Fourth Proportional to 375,257.29, 517,643.58 and 237,393.51

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Solution

The fourth proportional to 375,257.29, 517,643.58 and 237,393.51 is: 327,469.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,257.29 : 517,643.58 = 237,393.51 : x
  2. Step 2: Convert to fraction form
    375,257.29/517,643.58 = 237,393.51/x
  3. Step 3: Cross multiply
    375,257.29x = 517,643.58 × 237,393.51
  4. Step 4: Simplify right side
    375,257.29x = 122,885,226,385.17
  5. Step 5: Solve for x
    x = 122,885,226,385.17/375,257.29
  6. Step 6: Final answer
    x = 327,469.26

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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.