Home / 668,006.40-1,002,009.60-162,563.37

Finding the Fourth Proportional to 668,006.40, 1,002,009.60 and 162,563.37

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Solution

The fourth proportional to 668,006.40, 1,002,009.60 and 162,563.37 is: 243,845.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,006.40 : 1,002,009.60 = 162,563.37 : x
  2. Step 2: Convert to fraction form
    668,006.40/1,002,009.60 = 162,563.37/x
  3. Step 3: Cross multiply
    668,006.40x = 1,002,009.60 × 162,563.37
  4. Step 4: Simplify right side
    668,006.40x = 162,890,052,338.30
  5. Step 5: Solve for x
    x = 162,890,052,338.30/668,006.40
  6. Step 6: Final answer
    x = 243,845.05

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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.