Home / 395,823.06-546,035.04-250,383.78

Finding the Fourth Proportional to 395,823.06, 546,035.04 and 250,383.78

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Solution

The fourth proportional to 395,823.06, 546,035.04 and 250,383.78 is: 345,402.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,823.06 : 546,035.04 = 250,383.78 : x
  2. Step 2: Convert to fraction form
    395,823.06/546,035.04 = 250,383.78/x
  3. Step 3: Cross multiply
    395,823.06x = 546,035.04 × 250,383.78
  4. Step 4: Simplify right side
    395,823.06x = 136,718,317,327.65
  5. Step 5: Solve for x
    x = 136,718,317,327.65/395,823.06
  6. Step 6: Final answer
    x = 345,402.61

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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.