Home / 823,297.20-1,136,202.84-460,762.80

Finding the Fourth Proportional to 823,297.20, 1,136,202.84 and 460,762.80

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Solution

The fourth proportional to 823,297.20, 1,136,202.84 and 460,762.80 is: 635,882.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,297.20 : 1,136,202.84 = 460,762.80 : x
  2. Step 2: Convert to fraction form
    823,297.20/1,136,202.84 = 460,762.80/x
  3. Step 3: Cross multiply
    823,297.20x = 1,136,202.84 × 460,762.80
  4. Step 4: Simplify right side
    823,297.20x = 523,520,001,926.35
  5. Step 5: Solve for x
    x = 523,520,001,926.35/823,297.20
  6. Step 6: Final answer
    x = 635,882.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.