Home / 364,640.64-503,216.04-211,667.28

Finding the Fourth Proportional to 364,640.64, 503,216.04 and 211,667.28

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Solution

The fourth proportional to 364,640.64, 503,216.04 and 211,667.28 is: 292,107.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,640.64 : 503,216.04 = 211,667.28 : x
  2. Step 2: Convert to fraction form
    364,640.64/503,216.04 = 211,667.28/x
  3. Step 3: Cross multiply
    364,640.64x = 503,216.04 × 211,667.28
  4. Step 4: Simplify right side
    364,640.64x = 106,514,370,439.17
  5. Step 5: Solve for x
    x = 106,514,370,439.17/364,640.64
  6. Step 6: Final answer
    x = 292,107.79

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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.