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Finding the Fourth Proportional to 1,232.59, 1,700.96 and 673.05

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Solution

The fourth proportional to 1,232.59, 1,700.96 and 673.05 is: 928.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.59 : 1,700.96 = 673.05 : x
  2. Step 2: Convert to fraction form
    1,232.59/1,700.96 = 673.05/x
  3. Step 3: Cross multiply
    1,232.59x = 1,700.96 × 673.05
  4. Step 4: Simplify right side
    1,232.59x = 1,144,837.93
  5. Step 5: Solve for x
    x = 1,144,837.93/1,232.59
  6. Step 6: Final answer
    x = 928.81

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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.