Home / 789,952.16-1,090,264.39-484,198.63

Finding the Fourth Proportional to 789,952.16, 1,090,264.39 and 484,198.63

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Solution

The fourth proportional to 789,952.16, 1,090,264.39 and 484,198.63 is: 668,274.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,952.16 : 1,090,264.39 = 484,198.63 : x
  2. Step 2: Convert to fraction form
    789,952.16/1,090,264.39 = 484,198.63/x
  3. Step 3: Cross multiply
    789,952.16x = 1,090,264.39 × 484,198.63
  4. Step 4: Simplify right side
    789,952.16x = 527,904,520,039.63
  5. Step 5: Solve for x
    x = 527,904,520,039.63/789,952.16
  6. Step 6: Final answer
    x = 668,274.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.