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Finding the Fourth Proportional to 444,427.31, 613,305.24 and 240,473.76

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Solution

The fourth proportional to 444,427.31, 613,305.24 and 240,473.76 is: 331,851.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,427.31 : 613,305.24 = 240,473.76 : x
  2. Step 2: Convert to fraction form
    444,427.31/613,305.24 = 240,473.76/x
  3. Step 3: Cross multiply
    444,427.31x = 613,305.24 × 240,473.76
  4. Step 4: Simplify right side
    444,427.31x = 147,483,817,090.50
  5. Step 5: Solve for x
    x = 147,483,817,090.50/444,427.31
  6. Step 6: Final answer
    x = 331,851.38

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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.