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Finding the Fourth Proportional to 422,935.81, 583,597.43 and 241,659.48

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Solution

The fourth proportional to 422,935.81, 583,597.43 and 241,659.48 is: 333,459.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,935.81 : 583,597.43 = 241,659.48 : x
  2. Step 2: Convert to fraction form
    422,935.81/583,597.43 = 241,659.48/x
  3. Step 3: Cross multiply
    422,935.81x = 583,597.43 × 241,659.48
  4. Step 4: Simplify right side
    422,935.81x = 141,031,847,336.85
  5. Step 5: Solve for x
    x = 141,031,847,336.85/422,935.81
  6. Step 6: Final answer
    x = 333,459.22

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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.