Home / 769,559.16-1,154,305.90-751,538.28

Finding the Fourth Proportional to 769,559.16, 1,154,305.90 and 751,538.28

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Solution

The fourth proportional to 769,559.16, 1,154,305.90 and 751,538.28 is: 1,127,275.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,559.16 : 1,154,305.90 = 751,538.28 : x
  2. Step 2: Convert to fraction form
    769,559.16/1,154,305.90 = 751,538.28/x
  3. Step 3: Cross multiply
    769,559.16x = 1,154,305.90 × 751,538.28
  4. Step 4: Simplify right side
    769,559.16x = 867,505,066,922.16
  5. Step 5: Solve for x
    x = 867,505,066,922.16/769,559.16
  6. Step 6: Final answer
    x = 1,127,275.34

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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.