Home / 789,924.48-1,090,226.07-484,170.90

Finding the Fourth Proportional to 789,924.48, 1,090,226.07 and 484,170.90

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Solution

The fourth proportional to 789,924.48, 1,090,226.07 and 484,170.90 is: 668,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,924.48 : 1,090,226.07 = 484,170.90 : x
  2. Step 2: Convert to fraction form
    789,924.48/1,090,226.07 = 484,170.90/x
  3. Step 3: Cross multiply
    789,924.48x = 1,090,226.07 × 484,170.90
  4. Step 4: Simplify right side
    789,924.48x = 527,855,737,515.36
  5. Step 5: Solve for x
    x = 527,855,737,515.36/789,924.48
  6. Step 6: Final answer
    x = 668,235.70

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Double scale
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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.