Home / 482,016.36-723,125.69-145,081.67

Finding the Fourth Proportional to 482,016.36, 723,125.69 and 145,081.67

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Solution

The fourth proportional to 482,016.36, 723,125.69 and 145,081.67 is: 217,652.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,016.36 : 723,125.69 = 145,081.67 : x
  2. Step 2: Convert to fraction form
    482,016.36/723,125.69 = 145,081.67/x
  3. Step 3: Cross multiply
    482,016.36x = 723,125.69 × 145,081.67
  4. Step 4: Simplify right side
    482,016.36x = 104,912,284,895.62
  5. Step 5: Solve for x
    x = 104,912,284,895.62/482,016.36
  6. Step 6: Final answer
    x = 217,652.95

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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.