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Finding the Fourth Proportional to 342,606.48, 514,214.97 and 162,913.44

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Solution

The fourth proportional to 342,606.48, 514,214.97 and 162,913.44 is: 244,515.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,606.48 : 514,214.97 = 162,913.44 : x
  2. Step 2: Convert to fraction form
    342,606.48/514,214.97 = 162,913.44/x
  3. Step 3: Cross multiply
    342,606.48x = 514,214.97 × 162,913.44
  4. Step 4: Simplify right side
    342,606.48x = 83,772,529,662.20
  5. Step 5: Solve for x
    x = 83,772,529,662.20/342,606.48
  6. Step 6: Final answer
    x = 244,515.31

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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.