Home / 769,252.66-1,154,135.34-484,614.60

Finding the Fourth Proportional to 769,252.66, 1,154,135.34 and 484,614.60

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Solution

The fourth proportional to 769,252.66, 1,154,135.34 and 484,614.60 is: 727,083.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,252.66 : 1,154,135.34 = 484,614.60 : x
  2. Step 2: Convert to fraction form
    769,252.66/1,154,135.34 = 484,614.60/x
  3. Step 3: Cross multiply
    769,252.66x = 1,154,135.34 × 484,614.60
  4. Step 4: Simplify right side
    769,252.66x = 559,310,836,139.96
  5. Step 5: Solve for x
    x = 559,310,836,139.96/769,252.66
  6. Step 6: Final answer
    x = 727,083.40

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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.