Home / 464,722.20-697,083.30-413,983.80

Finding the Fourth Proportional to 464,722.20, 697,083.30 and 413,983.80

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Solution

The fourth proportional to 464,722.20, 697,083.30 and 413,983.80 is: 620,975.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,722.20 : 697,083.30 = 413,983.80 : x
  2. Step 2: Convert to fraction form
    464,722.20/697,083.30 = 413,983.80/x
  3. Step 3: Cross multiply
    464,722.20x = 697,083.30 × 413,983.80
  4. Step 4: Simplify right side
    464,722.20x = 288,581,193,450.54
  5. Step 5: Solve for x
    x = 288,581,193,450.54/464,722.20
  6. Step 6: Final answer
    x = 620,975.70

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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.