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Finding the Fourth Proportional to 334,485.96, 461,679.12 and 207,089.16

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Solution

The fourth proportional to 334,485.96, 461,679.12 and 207,089.16 is: 285,837.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,485.96 : 461,679.12 = 207,089.16 : x
  2. Step 2: Convert to fraction form
    334,485.96/461,679.12 = 207,089.16/x
  3. Step 3: Cross multiply
    334,485.96x = 461,679.12 × 207,089.16
  4. Step 4: Simplify right side
    334,485.96x = 95,608,741,150.34
  5. Step 5: Solve for x
    x = 95,608,741,150.34/334,485.96
  6. Step 6: Final answer
    x = 285,837.83

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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.