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Finding the Fourth Proportional to 335,365.89, 462,800.34 and 182,400.78

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Solution

The fourth proportional to 335,365.89, 462,800.34 and 182,400.78 is: 251,710.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,365.89 : 462,800.34 = 182,400.78 : x
  2. Step 2: Convert to fraction form
    335,365.89/462,800.34 = 182,400.78/x
  3. Step 3: Cross multiply
    335,365.89x = 462,800.34 × 182,400.78
  4. Step 4: Simplify right side
    335,365.89x = 84,415,143,000.27
  5. Step 5: Solve for x
    x = 84,415,143,000.27/335,365.89
  6. Step 6: Final answer
    x = 251,710.58

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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.