Home / 445,853.27-668,639.42-146,264.04

Finding the Fourth Proportional to 445,853.27, 668,639.42 and 146,264.04

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Solution

The fourth proportional to 445,853.27, 668,639.42 and 146,264.04 is: 219,349.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,853.27 : 668,639.42 = 146,264.04 : x
  2. Step 2: Convert to fraction form
    445,853.27/668,639.42 = 146,264.04/x
  3. Step 3: Cross multiply
    445,853.27x = 668,639.42 × 146,264.04
  4. Step 4: Simplify right side
    445,853.27x = 97,797,899,529.26
  5. Step 5: Solve for x
    x = 97,797,899,529.26/445,853.27
  6. Step 6: Final answer
    x = 219,349.97

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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.