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Finding the Fourth Proportional to 444,649.02, 666,599.76 and 360,199.77

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Solution

The fourth proportional to 444,649.02, 666,599.76 and 360,199.77 is: 539,996.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,649.02 : 666,599.76 = 360,199.77 : x
  2. Step 2: Convert to fraction form
    444,649.02/666,599.76 = 360,199.77/x
  3. Step 3: Cross multiply
    444,649.02x = 666,599.76 × 360,199.77
  4. Step 4: Simplify right side
    444,649.02x = 240,109,080,234.06
  5. Step 5: Solve for x
    x = 240,109,080,234.06/444,649.02
  6. Step 6: Final answer
    x = 539,996.87

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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.