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Finding the Fourth Proportional to 395,795.60, 593,693.40 and 159,016.40

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Solution

The fourth proportional to 395,795.60, 593,693.40 and 159,016.40 is: 238,524.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,795.60 : 593,693.40 = 159,016.40 : x
  2. Step 2: Convert to fraction form
    395,795.60/593,693.40 = 159,016.40/x
  3. Step 3: Cross multiply
    395,795.60x = 593,693.40 × 159,016.40
  4. Step 4: Simplify right side
    395,795.60x = 94,406,987,171.76
  5. Step 5: Solve for x
    x = 94,406,987,171.76/395,795.60
  6. Step 6: Final answer
    x = 238,524.60

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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.