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Finding the Fourth Proportional to 444,157.78, 612,935.48 and 240,208.42

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Solution

The fourth proportional to 444,157.78, 612,935.48 and 240,208.42 is: 331,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,157.78 : 612,935.48 = 240,208.42 : x
  2. Step 2: Convert to fraction form
    444,157.78/612,935.48 = 240,208.42/x
  3. Step 3: Cross multiply
    444,157.78x = 612,935.48 × 240,208.42
  4. Step 4: Simplify right side
    444,157.78x = 147,232,263,212.74
  5. Step 5: Solve for x
    x = 147,232,263,212.74/444,157.78
  6. Step 6: Final answer
    x = 331,486.40

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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.