Home / 311,155.40-465,555.36-184,863.44

Finding the Fourth Proportional to 311,155.40, 465,555.36 and 184,863.44

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Solution

The fourth proportional to 311,155.40, 465,555.36 and 184,863.44 is: 276,595.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,155.40 : 465,555.36 = 184,863.44 : x
  2. Step 2: Convert to fraction form
    311,155.40/465,555.36 = 184,863.44/x
  3. Step 3: Cross multiply
    311,155.40x = 465,555.36 × 184,863.44
  4. Step 4: Simplify right side
    311,155.40x = 86,064,165,360.04
  5. Step 5: Solve for x
    x = 86,064,165,360.04/311,155.40
  6. Step 6: Final answer
    x = 276,595.44

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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.