Home / 538,849.20-743,617.20-297,141.36

Finding the Fourth Proportional to 538,849.20, 743,617.20 and 297,141.36

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Solution

The fourth proportional to 538,849.20, 743,617.20 and 297,141.36 is: 410,058.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,849.20 : 743,617.20 = 297,141.36 : x
  2. Step 2: Convert to fraction form
    538,849.20/743,617.20 = 297,141.36/x
  3. Step 3: Cross multiply
    538,849.20x = 743,617.20 × 297,141.36
  4. Step 4: Simplify right side
    538,849.20x = 220,959,426,127.39
  5. Step 5: Solve for x
    x = 220,959,426,127.39/538,849.20
  6. Step 6: Final answer
    x = 410,058.00

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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.