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Finding the Fourth Proportional to 404,542.08, 558,303.84 and 223,293.24

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Solution

The fourth proportional to 404,542.08, 558,303.84 and 223,293.24 is: 308,164.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,542.08 : 558,303.84 = 223,293.24 : x
  2. Step 2: Convert to fraction form
    404,542.08/558,303.84 = 223,293.24/x
  3. Step 3: Cross multiply
    404,542.08x = 558,303.84 × 223,293.24
  4. Step 4: Simplify right side
    404,542.08x = 124,665,473,338.04
  5. Step 5: Solve for x
    x = 124,665,473,338.04/404,542.08
  6. Step 6: Final answer
    x = 308,164.41

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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.