Home / 816,521.82-1,224,363.15-366,857.34

Finding the Fourth Proportional to 816,521.82, 1,224,363.15 and 366,857.34

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Solution

The fourth proportional to 816,521.82, 1,224,363.15 and 366,857.34 is: 550,097.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,521.82 : 1,224,363.15 = 366,857.34 : x
  2. Step 2: Convert to fraction form
    816,521.82/1,224,363.15 = 366,857.34/x
  3. Step 3: Cross multiply
    816,521.82x = 1,224,363.15 × 366,857.34
  4. Step 4: Simplify right side
    816,521.82x = 449,166,608,403.02
  5. Step 5: Solve for x
    x = 449,166,608,403.02/816,521.82
  6. Step 6: Final answer
    x = 550,097.50

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1.5x scale

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.