Home / 404,140.20-557,746.68-222,887.58

Finding the Fourth Proportional to 404,140.20, 557,746.68 and 222,887.58

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Solution

The fourth proportional to 404,140.20, 557,746.68 and 222,887.58 is: 307,603.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,140.20 : 557,746.68 = 222,887.58 : x
  2. Step 2: Convert to fraction form
    404,140.20/557,746.68 = 222,887.58/x
  3. Step 3: Cross multiply
    404,140.20x = 557,746.68 × 222,887.58
  4. Step 4: Simplify right side
    404,140.20x = 124,314,807,758.23
  5. Step 5: Solve for x
    x = 124,314,807,758.23/404,140.20
  6. Step 6: Final answer
    x = 307,603.17

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1.5x scale

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.