Home / 401,566.36-554,151.43-229,473.38

Finding the Fourth Proportional to 401,566.36, 554,151.43 and 229,473.38

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Solution

The fourth proportional to 401,566.36, 554,151.43 and 229,473.38 is: 316,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,566.36 : 554,151.43 = 229,473.38 : x
  2. Step 2: Convert to fraction form
    401,566.36/554,151.43 = 229,473.38/x
  3. Step 3: Cross multiply
    401,566.36x = 554,151.43 × 229,473.38
  4. Step 4: Simplify right side
    401,566.36x = 127,163,002,433.00
  5. Step 5: Solve for x
    x = 127,163,002,433.00/401,566.36
  6. Step 6: Final answer
    x = 316,667.47

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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.