Home / 789,592.10-1,184,122.94-256,987.87

Finding the Fourth Proportional to 789,592.10, 1,184,122.94 and 256,987.87

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Solution

The fourth proportional to 789,592.10, 1,184,122.94 and 256,987.87 is: 385,395.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,592.10 : 1,184,122.94 = 256,987.87 : x
  2. Step 2: Convert to fraction form
    789,592.10/1,184,122.94 = 256,987.87/x
  3. Step 3: Cross multiply
    789,592.10x = 1,184,122.94 × 256,987.87
  4. Step 4: Simplify right side
    789,592.10x = 304,305,227,923.49
  5. Step 5: Solve for x
    x = 304,305,227,923.49/789,592.10
  6. Step 6: Final answer
    x = 385,395.48

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1.5x scale

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.