Home / 638,334.29-957,534.24-165,023.75

Finding the Fourth Proportional to 638,334.29, 957,534.24 and 165,023.75

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Solution

The fourth proportional to 638,334.29, 957,534.24 and 165,023.75 is: 247,544.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,334.29 : 957,534.24 = 165,023.75 : x
  2. Step 2: Convert to fraction form
    638,334.29/957,534.24 = 165,023.75/x
  3. Step 3: Cross multiply
    638,334.29x = 957,534.24 × 165,023.75
  4. Step 4: Simplify right side
    638,334.29x = 158,015,891,038.20
  5. Step 5: Solve for x
    x = 158,015,891,038.20/638,334.29
  6. Step 6: Final answer
    x = 247,544.11

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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.