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Finding the Fourth Proportional to 262,326.41, 362,070.96 and 153,481.40

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Solution

The fourth proportional to 262,326.41, 362,070.96 and 153,481.40 is: 211,839.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,326.41 : 362,070.96 = 153,481.40 : x
  2. Step 2: Convert to fraction form
    262,326.41/362,070.96 = 153,481.40/x
  3. Step 3: Cross multiply
    262,326.41x = 362,070.96 × 153,481.40
  4. Step 4: Simplify right side
    262,326.41x = 55,571,157,675.33
  5. Step 5: Solve for x
    x = 55,571,157,675.33/262,326.41
  6. Step 6: Final answer
    x = 211,839.73

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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.