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Finding the Fourth Proportional to 337,206.80, 505,810.20 and 337,206.80

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Solution

The fourth proportional to 337,206.80, 505,810.20 and 337,206.80 is: 505,810.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,206.80 : 505,810.20 = 337,206.80 : x
  2. Step 2: Convert to fraction form
    337,206.80/505,810.20 = 337,206.80/x
  3. Step 3: Cross multiply
    337,206.80x = 505,810.20 × 337,206.80
  4. Step 4: Simplify right side
    337,206.80x = 170,562,638,949.36
  5. Step 5: Solve for x
    x = 170,562,638,949.36/337,206.80
  6. Step 6: Final answer
    x = 505,810.20

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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.