Home / 400,845.16-601,266.66-164,188

Finding the Fourth Proportional to 400,845.16, 601,266.66 and 164,188

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Solution

The fourth proportional to 400,845.16, 601,266.66 and 164,188 is: 246,281.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,845.16 : 601,266.66 = 164,188 : x
  2. Step 2: Convert to fraction form
    400,845.16/601,266.66 = 164,188/x
  3. Step 3: Cross multiply
    400,845.16x = 601,266.66 × 164,188
  4. Step 4: Simplify right side
    400,845.16x = 98,720,770,372.08
  5. Step 5: Solve for x
    x = 98,720,770,372.08/400,845.16
  6. Step 6: Final answer
    x = 246,281.56

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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.