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Finding the Fourth Proportional to 1,114.94, 1,672.67 and 595.45

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Solution

The fourth proportional to 1,114.94, 1,672.67 and 595.45 is: 893.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114.94 : 1,672.67 = 595.45 : x
  2. Step 2: Convert to fraction form
    1,114.94/1,672.67 = 595.45/x
  3. Step 3: Cross multiply
    1,114.94x = 1,672.67 × 595.45
  4. Step 4: Simplify right side
    1,114.94x = 995,991.35
  5. Step 5: Solve for x
    x = 995,991.35/1,114.94
  6. Step 6: Final answer
    x = 893.31

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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.