Home / 469,424.25-647,799.33-254,563.20

Finding the Fourth Proportional to 469,424.25, 647,799.33 and 254,563.20

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Solution

The fourth proportional to 469,424.25, 647,799.33 and 254,563.20 is: 351,293.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,424.25 : 647,799.33 = 254,563.20 : x
  2. Step 2: Convert to fraction form
    469,424.25/647,799.33 = 254,563.20/x
  3. Step 3: Cross multiply
    469,424.25x = 647,799.33 × 254,563.20
  4. Step 4: Simplify right side
    469,424.25x = 164,905,870,402.66
  5. Step 5: Solve for x
    x = 164,905,870,402.66/469,424.25
  6. Step 6: Final answer
    x = 351,293.89

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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.