Home / 1,092.02-1,635.18-604.40

Finding the Fourth Proportional to 1,092.02, 1,635.18 and 604.40

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Solution

The fourth proportional to 1,092.02, 1,635.18 and 604.40 is: 905.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092.02 : 1,635.18 = 604.40 : x
  2. Step 2: Convert to fraction form
    1,092.02/1,635.18 = 604.40/x
  3. Step 3: Cross multiply
    1,092.02x = 1,635.18 × 604.40
  4. Step 4: Simplify right side
    1,092.02x = 988,302.79
  5. Step 5: Solve for x
    x = 988,302.79/1,092.02
  6. Step 6: Final answer
    x = 905.02

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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.