Home / 482,982.24-666,518.47-265,200.33

Finding the Fourth Proportional to 482,982.24, 666,518.47 and 265,200.33

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Solution

The fourth proportional to 482,982.24, 666,518.47 and 265,200.33 is: 365,978.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,982.24 : 666,518.47 = 265,200.33 : x
  2. Step 2: Convert to fraction form
    482,982.24/666,518.47 = 265,200.33/x
  3. Step 3: Cross multiply
    482,982.24x = 666,518.47 × 265,200.33
  4. Step 4: Simplify right side
    482,982.24x = 176,760,917,774.12
  5. Step 5: Solve for x
    x = 176,760,917,774.12/482,982.24
  6. Step 6: Final answer
    x = 365,978.09

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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.