Home / 816,662.25-1,226,119.68-563,342.04

Finding the Fourth Proportional to 816,662.25, 1,226,119.68 and 563,342.04

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Solution

The fourth proportional to 816,662.25, 1,226,119.68 and 563,342.04 is: 845,790.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,662.25 : 1,226,119.68 = 563,342.04 : x
  2. Step 2: Convert to fraction form
    816,662.25/1,226,119.68 = 563,342.04/x
  3. Step 3: Cross multiply
    816,662.25x = 1,226,119.68 × 563,342.04
  4. Step 4: Simplify right side
    816,662.25x = 690,724,761,815.35
  5. Step 5: Solve for x
    x = 690,724,761,815.35/816,662.25
  6. Step 6: Final answer
    x = 845,790.00

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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.