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Finding the Fourth Proportional to 1,104.27, 1,656.14 and 334.77

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Solution

The fourth proportional to 1,104.27, 1,656.14 and 334.77 is: 502.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104.27 : 1,656.14 = 334.77 : x
  2. Step 2: Convert to fraction form
    1,104.27/1,656.14 = 334.77/x
  3. Step 3: Cross multiply
    1,104.27x = 1,656.14 × 334.77
  4. Step 4: Simplify right side
    1,104.27x = 554,424.31
  5. Step 5: Solve for x
    x = 554,424.31/1,104.27
  6. Step 6: Final answer
    x = 502.07

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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.