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Finding the Fourth Proportional to 262,963.88, 362,666.60 and 222,326.16

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Solution

The fourth proportional to 262,963.88, 362,666.60 and 222,326.16 is: 306,621.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,963.88 : 362,666.60 = 222,326.16 : x
  2. Step 2: Convert to fraction form
    262,963.88/362,666.60 = 222,326.16/x
  3. Step 3: Cross multiply
    262,963.88x = 362,666.60 × 222,326.16
  4. Step 4: Simplify right side
    262,963.88x = 80,630,272,538.26
  5. Step 5: Solve for x
    x = 80,630,272,538.26/262,963.88
  6. Step 6: Final answer
    x = 306,621.09

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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.