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Finding the Fourth Proportional to 404,714.92, 558,507.53 and 223,426.97

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Solution

The fourth proportional to 404,714.92, 558,507.53 and 223,426.97 is: 308,329.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,714.92 : 558,507.53 = 223,426.97 : x
  2. Step 2: Convert to fraction form
    404,714.92/558,507.53 = 223,426.97/x
  3. Step 3: Cross multiply
    404,714.92x = 558,507.53 × 223,426.97
  4. Step 4: Simplify right side
    404,714.92x = 124,785,645,150.08
  5. Step 5: Solve for x
    x = 124,785,645,150.08/404,714.92
  6. Step 6: Final answer
    x = 308,329.74

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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.