Home / 980,473.92-1,470,795.60-270,501.95

Finding the Fourth Proportional to 980,473.92, 1,470,795.60 and 270,501.95

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Solution

The fourth proportional to 980,473.92, 1,470,795.60 and 270,501.95 is: 405,776.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,473.92 : 1,470,795.60 = 270,501.95 : x
  2. Step 2: Convert to fraction form
    980,473.92/1,470,795.60 = 270,501.95/x
  3. Step 3: Cross multiply
    980,473.92x = 1,470,795.60 × 270,501.95
  4. Step 4: Simplify right side
    980,473.92x = 397,853,070,497.44
  5. Step 5: Solve for x
    x = 397,853,070,497.44/980,473.92
  6. Step 6: Final answer
    x = 405,776.29

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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.