Home / 1,330,388.80-1,995,583.20-333,116.80

Finding the Fourth Proportional to 1,330,388.80, 1,995,583.20 and 333,116.80

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Solution

The fourth proportional to 1,330,388.80, 1,995,583.20 and 333,116.80 is: 499,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,388.80 : 1,995,583.20 = 333,116.80 : x
  2. Step 2: Convert to fraction form
    1,330,388.80/1,995,583.20 = 333,116.80/x
  3. Step 3: Cross multiply
    1,330,388.80x = 1,995,583.20 × 333,116.80
  4. Step 4: Simplify right side
    1,330,388.80x = 664,762,289,717.76
  5. Step 5: Solve for x
    x = 664,762,289,717.76/1,330,388.80
  6. Step 6: Final answer
    x = 499,675.20

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1.5x scale

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.