Home / 464,730.20-697,095.30-413,991.80

Finding the Fourth Proportional to 464,730.20, 697,095.30 and 413,991.80

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Solution

The fourth proportional to 464,730.20, 697,095.30 and 413,991.80 is: 620,987.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,730.20 : 697,095.30 = 413,991.80 : x
  2. Step 2: Convert to fraction form
    464,730.20/697,095.30 = 413,991.80/x
  3. Step 3: Cross multiply
    464,730.20x = 697,095.30 × 413,991.80
  4. Step 4: Simplify right side
    464,730.20x = 288,591,738,018.54
  5. Step 5: Solve for x
    x = 288,591,738,018.54/464,730.20
  6. Step 6: Final answer
    x = 620,987.70

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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.