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Finding the Fourth Proportional to 263,607.32, 363,866.82 and 160,241.16

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Solution

The fourth proportional to 263,607.32, 363,866.82 and 160,241.16 is: 221,186.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,607.32 : 363,866.82 = 160,241.16 : x
  2. Step 2: Convert to fraction form
    263,607.32/363,866.82 = 160,241.16/x
  3. Step 3: Cross multiply
    263,607.32x = 363,866.82 × 160,241.16
  4. Step 4: Simplify right side
    263,607.32x = 58,306,441,322.31
  5. Step 5: Solve for x
    x = 58,306,441,322.31/263,607.32
  6. Step 6: Final answer
    x = 221,186.73

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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.