Home / 769,164.29-1,153,006.96-516,515.22

Finding the Fourth Proportional to 769,164.29, 1,153,006.96 and 516,515.22

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Solution

The fourth proportional to 769,164.29, 1,153,006.96 and 516,515.22 is: 774,276.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,164.29 : 1,153,006.96 = 516,515.22 : x
  2. Step 2: Convert to fraction form
    769,164.29/1,153,006.96 = 516,515.22/x
  3. Step 3: Cross multiply
    769,164.29x = 1,153,006.96 × 516,515.22
  4. Step 4: Simplify right side
    769,164.29x = 595,545,643,605.93
  5. Step 5: Solve for x
    x = 595,545,643,605.93/769,164.29
  6. Step 6: Final answer
    x = 774,276.25

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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.