Home / 816,543.66-1,224,843.03-284,069.10

Finding the Fourth Proportional to 816,543.66, 1,224,843.03 and 284,069.10

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Solution

The fourth proportional to 816,543.66, 1,224,843.03 and 284,069.10 is: 426,113.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,543.66 : 1,224,843.03 = 284,069.10 : x
  2. Step 2: Convert to fraction form
    816,543.66/1,224,843.03 = 284,069.10/x
  3. Step 3: Cross multiply
    816,543.66x = 1,224,843.03 × 284,069.10
  4. Step 4: Simplify right side
    816,543.66x = 347,940,057,173.37
  5. Step 5: Solve for x
    x = 347,940,057,173.37/816,543.66
  6. Step 6: Final answer
    x = 426,113.23

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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.