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Finding the Fourth Proportional to 395,416.80, 593,125.20 and 182,184.30

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Solution

The fourth proportional to 395,416.80, 593,125.20 and 182,184.30 is: 273,276.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,416.80 : 593,125.20 = 182,184.30 : x
  2. Step 2: Convert to fraction form
    395,416.80/593,125.20 = 182,184.30/x
  3. Step 3: Cross multiply
    395,416.80x = 593,125.20 × 182,184.30
  4. Step 4: Simplify right side
    395,416.80x = 108,058,099,374.36
  5. Step 5: Solve for x
    x = 108,058,099,374.36/395,416.80
  6. Step 6: Final answer
    x = 273,276.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.