Home / 404,009.05-557,533.98-220,246.58

Finding the Fourth Proportional to 404,009.05, 557,533.98 and 220,246.58

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Solution

The fourth proportional to 404,009.05, 557,533.98 and 220,246.58 is: 303,941.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,009.05 : 557,533.98 = 220,246.58 : x
  2. Step 2: Convert to fraction form
    404,009.05/557,533.98 = 220,246.58/x
  3. Step 3: Cross multiply
    404,009.05x = 557,533.98 × 220,246.58
  4. Step 4: Simplify right side
    404,009.05x = 122,794,949,541.12
  5. Step 5: Solve for x
    x = 122,794,949,541.12/404,009.05
  6. Step 6: Final answer
    x = 303,941.09

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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.