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Finding the Fourth Proportional to 599,389.76, 899,216.08 and 225,412.80

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Solution

The fourth proportional to 599,389.76, 899,216.08 and 225,412.80 is: 338,168.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,389.76 : 899,216.08 = 225,412.80 : x
  2. Step 2: Convert to fraction form
    599,389.76/899,216.08 = 225,412.80/x
  3. Step 3: Cross multiply
    599,389.76x = 899,216.08 × 225,412.80
  4. Step 4: Simplify right side
    599,389.76x = 202,694,814,397.82
  5. Step 5: Solve for x
    x = 202,694,814,397.82/599,389.76
  6. Step 6: Final answer
    x = 338,168.63

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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.