Home / 405,669.96-608,458.46-106,179.45

Finding the Fourth Proportional to 405,669.96, 608,458.46 and 106,179.45

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Solution

The fourth proportional to 405,669.96, 608,458.46 and 106,179.45 is: 159,257.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,669.96 : 608,458.46 = 106,179.45 : x
  2. Step 2: Convert to fraction form
    405,669.96/608,458.46 = 106,179.45/x
  3. Step 3: Cross multiply
    405,669.96x = 608,458.46 × 106,179.45
  4. Step 4: Simplify right side
    405,669.96x = 64,605,784,099.75
  5. Step 5: Solve for x
    x = 64,605,784,099.75/405,669.96
  6. Step 6: Final answer
    x = 159,257.01

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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.