Home / 769,549.16-1,154,290.92-751,528.28

Finding the Fourth Proportional to 769,549.16, 1,154,290.92 and 751,528.28

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Solution

The fourth proportional to 769,549.16, 1,154,290.92 and 751,528.28 is: 1,127,260.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,549.16 : 1,154,290.92 = 751,528.28 : x
  2. Step 2: Convert to fraction form
    769,549.16/1,154,290.92 = 751,528.28/x
  3. Step 3: Cross multiply
    769,549.16x = 1,154,290.92 × 751,528.28
  4. Step 4: Simplify right side
    769,549.16x = 867,482,269,727.22
  5. Step 5: Solve for x
    x = 867,482,269,727.22/769,549.16
  6. Step 6: Final answer
    x = 1,127,260.37

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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.