Home / 789,934.06-1,090,239.40-484,180.53

Finding the Fourth Proportional to 789,934.06, 1,090,239.40 and 484,180.53

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Solution

The fourth proportional to 789,934.06, 1,090,239.40 and 484,180.53 is: 668,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,934.06 : 1,090,239.40 = 484,180.53 : x
  2. Step 2: Convert to fraction form
    789,934.06/1,090,239.40 = 484,180.53/x
  3. Step 3: Cross multiply
    789,934.06x = 1,090,239.40 × 484,180.53
  4. Step 4: Simplify right side
    789,934.06x = 527,872,690,518.88
  5. Step 5: Solve for x
    x = 527,872,690,518.88/789,934.06
  6. Step 6: Final answer
    x = 668,249.06

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1.5x scale

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.