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Finding the Fourth Proportional to 422,886.02, 583,577.26 and 241,596.47

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Solution

The fourth proportional to 422,886.02, 583,577.26 and 241,596.47 is: 333,400.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,886.02 : 583,577.26 = 241,596.47 : x
  2. Step 2: Convert to fraction form
    422,886.02/583,577.26 = 241,596.47/x
  3. Step 3: Cross multiply
    422,886.02x = 583,577.26 × 241,596.47
  4. Step 4: Simplify right side
    422,886.02x = 140,990,206,843.22
  5. Step 5: Solve for x
    x = 140,990,206,843.22/422,886.02
  6. Step 6: Final answer
    x = 333,400.02

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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.