Home / 1,164.10-1,746.17-298.39

Finding the Fourth Proportional to 1,164.10, 1,746.17 and 298.39

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Solution

The fourth proportional to 1,164.10, 1,746.17 and 298.39 is: 447.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164.10 : 1,746.17 = 298.39 : x
  2. Step 2: Convert to fraction form
    1,164.10/1,746.17 = 298.39/x
  3. Step 3: Cross multiply
    1,164.10x = 1,746.17 × 298.39
  4. Step 4: Simplify right side
    1,164.10x = 521,038.17
  5. Step 5: Solve for x
    x = 521,038.17/1,164.10
  6. Step 6: Final answer
    x = 447.59

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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.