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Finding the Fourth Proportional to 444,876.64, 670,350.79 and 367,719.28

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Solution

The fourth proportional to 444,876.64, 670,350.79 and 367,719.28 is: 554,088.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,876.64 : 670,350.79 = 367,719.28 : x
  2. Step 2: Convert to fraction form
    444,876.64/670,350.79 = 367,719.28/x
  3. Step 3: Cross multiply
    444,876.64x = 670,350.79 × 367,719.28
  4. Step 4: Simplify right side
    444,876.64x = 246,500,909,846.23
  5. Step 5: Solve for x
    x = 246,500,909,846.23/444,876.64
  6. Step 6: Final answer
    x = 554,088.23

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.