Home / 980,530.97-1,470,110.38-500,907.29

Finding the Fourth Proportional to 980,530.97, 1,470,110.38 and 500,907.29

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Solution

The fourth proportional to 980,530.97, 1,470,110.38 and 500,907.29 is: 751,010.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,530.97 : 1,470,110.38 = 500,907.29 : x
  2. Step 2: Convert to fraction form
    980,530.97/1,470,110.38 = 500,907.29/x
  3. Step 3: Cross multiply
    980,530.97x = 1,470,110.38 × 500,907.29
  4. Step 4: Simplify right side
    980,530.97x = 736,388,997,843.85
  5. Step 5: Solve for x
    x = 736,388,997,843.85/980,530.97
  6. Step 6: Final answer
    x = 751,010.45

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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.