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Finding the Fourth Proportional to 335,070.40, 462,400.72 and 182,108.60

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Solution

The fourth proportional to 335,070.40, 462,400.72 and 182,108.60 is: 251,311.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,070.40 : 462,400.72 = 182,108.60 : x
  2. Step 2: Convert to fraction form
    335,070.40/462,400.72 = 182,108.60/x
  3. Step 3: Cross multiply
    335,070.40x = 462,400.72 × 182,108.60
  4. Step 4: Simplify right side
    335,070.40x = 84,207,147,758.19
  5. Step 5: Solve for x
    x = 84,207,147,758.19/335,070.40
  6. Step 6: Final answer
    x = 251,311.81

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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.