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Finding the Fourth Proportional to 259,346.32, 357,926.40 and 150,474.64

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Solution

The fourth proportional to 259,346.32, 357,926.40 and 150,474.64 is: 207,671.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,346.32 : 357,926.40 = 150,474.64 : x
  2. Step 2: Convert to fraction form
    259,346.32/357,926.40 = 150,474.64/x
  3. Step 3: Cross multiply
    259,346.32x = 357,926.40 × 150,474.64
  4. Step 4: Simplify right side
    259,346.32x = 53,858,846,186.50
  5. Step 5: Solve for x
    x = 53,858,846,186.50/259,346.32
  6. Step 6: Final answer
    x = 207,671.53

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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.