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Finding the Fourth Proportional to 375,094.77, 517,597.98 and 222,105.51

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Solution

The fourth proportional to 375,094.77, 517,597.98 and 222,105.51 is: 306,486.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,094.77 : 517,597.98 = 222,105.51 : x
  2. Step 2: Convert to fraction form
    375,094.77/517,597.98 = 222,105.51/x
  3. Step 3: Cross multiply
    375,094.77x = 517,597.98 × 222,105.51
  4. Step 4: Simplify right side
    375,094.77x = 114,961,363,322.87
  5. Step 5: Solve for x
    x = 114,961,363,322.87/375,094.77
  6. Step 6: Final answer
    x = 306,486.18

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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.