Home / 769,363.50-1,153,875.17-222,137.01

Finding the Fourth Proportional to 769,363.50, 1,153,875.17 and 222,137.01

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Solution

The fourth proportional to 769,363.50, 1,153,875.17 and 222,137.01 is: 333,156.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,363.50 : 1,153,875.17 = 222,137.01 : x
  2. Step 2: Convert to fraction form
    769,363.50/1,153,875.17 = 222,137.01/x
  3. Step 3: Cross multiply
    769,363.50x = 1,153,875.17 × 222,137.01
  4. Step 4: Simplify right side
    769,363.50x = 256,318,379,066.36
  5. Step 5: Solve for x
    x = 256,318,379,066.36/769,363.50
  6. Step 6: Final answer
    x = 333,156.41

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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.