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Finding the Fourth Proportional to 636,015.96, 954,014.22 and 162,697.32

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Solution

The fourth proportional to 636,015.96, 954,014.22 and 162,697.32 is: 244,043.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,015.96 : 954,014.22 = 162,697.32 : x
  2. Step 2: Convert to fraction form
    636,015.96/954,014.22 = 162,697.32/x
  3. Step 3: Cross multiply
    636,015.96x = 954,014.22 × 162,697.32
  4. Step 4: Simplify right side
    636,015.96x = 155,215,556,835.89
  5. Step 5: Solve for x
    x = 155,215,556,835.89/636,015.96
  6. Step 6: Final answer
    x = 244,043.49

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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.