Home / 447,054.46-670,516.08-147,544.81

Finding the Fourth Proportional to 447,054.46, 670,516.08 and 147,544.81

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Solution

The fourth proportional to 447,054.46, 670,516.08 and 147,544.81 is: 221,295.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,054.46 : 670,516.08 = 147,544.81 : x
  2. Step 2: Convert to fraction form
    447,054.46/670,516.08 = 147,544.81/x
  3. Step 3: Cross multiply
    447,054.46x = 670,516.08 × 147,544.81
  4. Step 4: Simplify right side
    447,054.46x = 98,931,167,625.54
  5. Step 5: Solve for x
    x = 98,931,167,625.54/447,054.46
  6. Step 6: Final answer
    x = 221,295.56

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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.