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Finding the Fourth Proportional to 444,308.37, 666,503.06 and 144,712.05

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Solution

The fourth proportional to 444,308.37, 666,503.06 and 144,712.05 is: 217,081.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,308.37 : 666,503.06 = 144,712.05 : x
  2. Step 2: Convert to fraction form
    444,308.37/666,503.06 = 144,712.05/x
  3. Step 3: Cross multiply
    444,308.37x = 666,503.06 × 144,712.05
  4. Step 4: Simplify right side
    444,308.37x = 96,451,023,420.31
  5. Step 5: Solve for x
    x = 96,451,023,420.31/444,308.37
  6. Step 6: Final answer
    x = 217,081.27

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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.