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Finding the Fourth Proportional to 1,065.27, 1,598.13 and 334.83

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Solution

The fourth proportional to 1,065.27, 1,598.13 and 334.83 is: 502.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065.27 : 1,598.13 = 334.83 : x
  2. Step 2: Convert to fraction form
    1,065.27/1,598.13 = 334.83/x
  3. Step 3: Cross multiply
    1,065.27x = 1,598.13 × 334.83
  4. Step 4: Simplify right side
    1,065.27x = 535,101.87
  5. Step 5: Solve for x
    x = 535,101.87/1,065.27
  6. Step 6: Final answer
    x = 502.32

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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.