Home / 395,928.38-546,252.62-223,829.66

Finding the Fourth Proportional to 395,928.38, 546,252.62 and 223,829.66

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Solution

The fourth proportional to 395,928.38, 546,252.62 and 223,829.66 is: 308,812.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,928.38 : 546,252.62 = 223,829.66 : x
  2. Step 2: Convert to fraction form
    395,928.38/546,252.62 = 223,829.66/x
  3. Step 3: Cross multiply
    395,928.38x = 546,252.62 × 223,829.66
  4. Step 4: Simplify right side
    395,928.38x = 122,267,538,208.71
  5. Step 5: Solve for x
    x = 122,267,538,208.71/395,928.38
  6. Step 6: Final answer
    x = 308,812.26

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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.