Home / 1,114.24-1,671.60-334.31

Finding the Fourth Proportional to 1,114.24, 1,671.60 and 334.31

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Solution

The fourth proportional to 1,114.24, 1,671.60 and 334.31 is: 501.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114.24 : 1,671.60 = 334.31 : x
  2. Step 2: Convert to fraction form
    1,114.24/1,671.60 = 334.31/x
  3. Step 3: Cross multiply
    1,114.24x = 1,671.60 × 334.31
  4. Step 4: Simplify right side
    1,114.24x = 558,834.89
  5. Step 5: Solve for x
    x = 558,834.89/1,114.24
  6. Step 6: Final answer
    x = 501.54

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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.