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Finding the Fourth Proportional to 562,200.08, 842,903.22 and 207,167.36

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Solution

The fourth proportional to 562,200.08, 842,903.22 and 207,167.36 is: 310,604.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,200.08 : 842,903.22 = 207,167.36 : x
  2. Step 2: Convert to fraction form
    562,200.08/842,903.22 = 207,167.36/x
  3. Step 3: Cross multiply
    562,200.08x = 842,903.22 × 207,167.36
  4. Step 4: Simplify right side
    562,200.08x = 174,622,034,822.90
  5. Step 5: Solve for x
    x = 174,622,034,822.90/562,200.08
  6. Step 6: Final answer
    x = 310,604.78

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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.