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Finding the Fourth Proportional to 375,048.81, 517,572.22 and 205,279.29

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Solution

The fourth proportional to 375,048.81, 517,572.22 and 205,279.29 is: 283,288.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,048.81 : 517,572.22 = 205,279.29 : x
  2. Step 2: Convert to fraction form
    375,048.81/517,572.22 = 205,279.29/x
  3. Step 3: Cross multiply
    375,048.81x = 517,572.22 × 205,279.29
  4. Step 4: Simplify right side
    375,048.81x = 106,246,859,395.85
  5. Step 5: Solve for x
    x = 106,246,859,395.85/375,048.81
  6. Step 6: Final answer
    x = 283,288.08

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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.