Home / 404,435.46-558,119.27-223,158.66

Finding the Fourth Proportional to 404,435.46, 558,119.27 and 223,158.66

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Solution

The fourth proportional to 404,435.46, 558,119.27 and 223,158.66 is: 307,958.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,435.46 : 558,119.27 = 223,158.66 : x
  2. Step 2: Convert to fraction form
    404,435.46/558,119.27 = 223,158.66/x
  3. Step 3: Cross multiply
    404,435.46x = 558,119.27 × 223,158.66
  4. Step 4: Simplify right side
    404,435.46x = 124,549,148,413.38
  5. Step 5: Solve for x
    x = 124,549,148,413.38/404,435.46
  6. Step 6: Final answer
    x = 307,958.03

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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.