Home / 426,564.20-588,734.16-245,261.90

Finding the Fourth Proportional to 426,564.20, 588,734.16 and 245,261.90

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Solution

The fourth proportional to 426,564.20, 588,734.16 and 245,261.90 is: 338,504.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,564.20 : 588,734.16 = 245,261.90 : x
  2. Step 2: Convert to fraction form
    426,564.20/588,734.16 = 245,261.90/x
  3. Step 3: Cross multiply
    426,564.20x = 588,734.16 × 245,261.90
  4. Step 4: Simplify right side
    426,564.20x = 144,394,058,676.50
  5. Step 5: Solve for x
    x = 144,394,058,676.50/426,564.20
  6. Step 6: Final answer
    x = 338,504.87

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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.