Home / 1,694.02-2,541.06-539.50

Finding the Fourth Proportional to 1,694.02, 2,541.06 and 539.50

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Solution

The fourth proportional to 1,694.02, 2,541.06 and 539.50 is: 809.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694.02 : 2,541.06 = 539.50 : x
  2. Step 2: Convert to fraction form
    1,694.02/2,541.06 = 539.50/x
  3. Step 3: Cross multiply
    1,694.02x = 2,541.06 × 539.50
  4. Step 4: Simplify right side
    1,694.02x = 1,370,901.87
  5. Step 5: Solve for x
    x = 1,370,901.87/1,694.02
  6. Step 6: Final answer
    x = 809.26

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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.