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Finding the Fourth Proportional to 567,012.48, 850,223.52 and 211,734.36

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Solution

The fourth proportional to 567,012.48, 850,223.52 and 211,734.36 is: 317,491.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,012.48 : 850,223.52 = 211,734.36 : x
  2. Step 2: Convert to fraction form
    567,012.48/850,223.52 = 211,734.36/x
  3. Step 3: Cross multiply
    567,012.48x = 850,223.52 × 211,734.36
  4. Step 4: Simplify right side
    567,012.48x = 180,021,532,864.15
  5. Step 5: Solve for x
    x = 180,021,532,864.15/567,012.48
  6. Step 6: Final answer
    x = 317,491.31

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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.