Home / 1,474,144.32-2,211,228.85-409,269.41

Finding the Fourth Proportional to 1,474,144.32, 2,211,228.85 and 409,269.41

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Solution

The fourth proportional to 1,474,144.32, 2,211,228.85 and 409,269.41 is: 613,907.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,144.32 : 2,211,228.85 = 409,269.41 : x
  2. Step 2: Convert to fraction form
    1,474,144.32/2,211,228.85 = 409,269.41/x
  3. Step 3: Cross multiply
    1,474,144.32x = 2,211,228.85 × 409,269.41
  4. Step 4: Simplify right side
    1,474,144.32x = 904,988,326,814.48
  5. Step 5: Solve for x
    x = 904,988,326,814.48/1,474,144.32
  6. Step 6: Final answer
    x = 613,907.55

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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.