Home / 546,708.05-819,291.39-258,212.16

Finding the Fourth Proportional to 546,708.05, 819,291.39 and 258,212.16

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Solution

The fourth proportional to 546,708.05, 819,291.39 and 258,212.16 is: 386,954.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,708.05 : 819,291.39 = 258,212.16 : x
  2. Step 2: Convert to fraction form
    546,708.05/819,291.39 = 258,212.16/x
  3. Step 3: Cross multiply
    546,708.05x = 819,291.39 × 258,212.16
  4. Step 4: Simplify right side
    546,708.05x = 211,550,999,481.30
  5. Step 5: Solve for x
    x = 211,550,999,481.30/546,708.05
  6. Step 6: Final answer
    x = 386,954.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.