Home / 404,475.55-558,175.60-223,187.33

Finding the Fourth Proportional to 404,475.55, 558,175.60 and 223,187.33

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Solution

The fourth proportional to 404,475.55, 558,175.60 and 223,187.33 is: 307,998.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,475.55 : 558,175.60 = 223,187.33 : x
  2. Step 2: Convert to fraction form
    404,475.55/558,175.60 = 223,187.33/x
  3. Step 3: Cross multiply
    404,475.55x = 558,175.60 × 223,187.33
  4. Step 4: Simplify right side
    404,475.55x = 124,577,721,835.15
  5. Step 5: Solve for x
    x = 124,577,721,835.15/404,475.55
  6. Step 6: Final answer
    x = 307,998.15

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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.