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Finding the Fourth Proportional to 444,060.21, 612,809.55 and 250,477.15

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Solution

The fourth proportional to 444,060.21, 612,809.55 and 250,477.15 is: 345,662.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,060.21 : 612,809.55 = 250,477.15 : x
  2. Step 2: Convert to fraction form
    444,060.21/612,809.55 = 250,477.15/x
  3. Step 3: Cross multiply
    444,060.21x = 612,809.55 × 250,477.15
  4. Step 4: Simplify right side
    444,060.21x = 153,494,789,576.78
  5. Step 5: Solve for x
    x = 153,494,789,576.78/444,060.21
  6. Step 6: Final answer
    x = 345,662.11

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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.