Home / 1,474,149.82-2,211,237.10-409,274.92

Finding the Fourth Proportional to 1,474,149.82, 2,211,237.10 and 409,274.92

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Solution

The fourth proportional to 1,474,149.82, 2,211,237.10 and 409,274.92 is: 613,915.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,149.82 : 2,211,237.10 = 409,274.92 : x
  2. Step 2: Convert to fraction form
    1,474,149.82/2,211,237.10 = 409,274.92/x
  3. Step 3: Cross multiply
    1,474,149.82x = 2,211,237.10 × 409,274.92
  4. Step 4: Simplify right side
    1,474,149.82x = 905,003,887,203.53
  5. Step 5: Solve for x
    x = 905,003,887,203.53/1,474,149.82
  6. Step 6: Final answer
    x = 613,915.81

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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.