Home / 400,847.05-601,325.79-134,683.62

Finding the Fourth Proportional to 400,847.05, 601,325.79 and 134,683.62

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Solution

The fourth proportional to 400,847.05, 601,325.79 and 134,683.62 is: 202,043.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,847.05 : 601,325.79 = 134,683.62 : x
  2. Step 2: Convert to fraction form
    400,847.05/601,325.79 = 134,683.62/x
  3. Step 3: Cross multiply
    400,847.05x = 601,325.79 × 134,683.62
  4. Step 4: Simplify right side
    400,847.05x = 80,988,734,196.56
  5. Step 5: Solve for x
    x = 80,988,734,196.56/400,847.05
  6. Step 6: Final answer
    x = 202,043.98

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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.