Home / 413,056.72-619,622.04-160,331.28

Finding the Fourth Proportional to 413,056.72, 619,622.04 and 160,331.28

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Solution

The fourth proportional to 413,056.72, 619,622.04 and 160,331.28 is: 240,511.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,056.72 : 619,622.04 = 160,331.28 : x
  2. Step 2: Convert to fraction form
    413,056.72/619,622.04 = 160,331.28/x
  3. Step 3: Cross multiply
    413,056.72x = 619,622.04 × 160,331.28
  4. Step 4: Simplify right side
    413,056.72x = 99,344,794,789.41
  5. Step 5: Solve for x
    x = 99,344,794,789.41/413,056.72
  6. Step 6: Final answer
    x = 240,511.27

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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.