Home / 980,473.82-1,470,795.44-270,501.86

Finding the Fourth Proportional to 980,473.82, 1,470,795.44 and 270,501.86

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Solution

The fourth proportional to 980,473.82, 1,470,795.44 and 270,501.86 is: 405,776.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,473.82 : 1,470,795.44 = 270,501.86 : x
  2. Step 2: Convert to fraction form
    980,473.82/1,470,795.44 = 270,501.86/x
  3. Step 3: Cross multiply
    980,473.82x = 1,470,795.44 × 270,501.86
  4. Step 4: Simplify right side
    980,473.82x = 397,852,904,524.00
  5. Step 5: Solve for x
    x = 397,852,904,524.00/980,473.82
  6. Step 6: Final answer
    x = 405,776.16

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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.