Home / 1,164.13-1,746.27-342.52

Finding the Fourth Proportional to 1,164.13, 1,746.27 and 342.52

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Solution

The fourth proportional to 1,164.13, 1,746.27 and 342.52 is: 513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164.13 : 1,746.27 = 342.52 : x
  2. Step 2: Convert to fraction form
    1,164.13/1,746.27 = 342.52/x
  3. Step 3: Cross multiply
    1,164.13x = 1,746.27 × 342.52
  4. Step 4: Simplify right side
    1,164.13x = 598,128.03
  5. Step 5: Solve for x
    x = 598,128.03/1,164.13
  6. Step 6: Final answer
    x = 513.80

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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.