Home / 403,935.29-557,434.41-222,654.17

Finding the Fourth Proportional to 403,935.29, 557,434.41 and 222,654.17

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Solution

The fourth proportional to 403,935.29, 557,434.41 and 222,654.17 is: 307,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,935.29 : 557,434.41 = 222,654.17 : x
  2. Step 2: Convert to fraction form
    403,935.29/557,434.41 = 222,654.17/x
  3. Step 3: Cross multiply
    403,935.29x = 557,434.41 × 222,654.17
  4. Step 4: Simplify right side
    403,935.29x = 124,115,095,887.99
  5. Step 5: Solve for x
    x = 124,115,095,887.99/403,935.29
  6. Step 6: Final answer
    x = 307,264.80

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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.