Home / 318,297.94-477,439.98-149,724.83

Finding the Fourth Proportional to 318,297.94, 477,439.98 and 149,724.83

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Solution

The fourth proportional to 318,297.94, 477,439.98 and 149,724.83 is: 224,583.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,297.94 : 477,439.98 = 149,724.83 : x
  2. Step 2: Convert to fraction form
    318,297.94/477,439.98 = 149,724.83/x
  3. Step 3: Cross multiply
    318,297.94x = 477,439.98 × 149,724.83
  4. Step 4: Simplify right side
    318,297.94x = 71,484,620,222.54
  5. Step 5: Solve for x
    x = 71,484,620,222.54/318,297.94
  6. Step 6: Final answer
    x = 224,583.98

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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.