Home / 883,435.94-1,322,535.99-545,389.64

Finding the Fourth Proportional to 883,435.94, 1,322,535.99 and 545,389.64

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Solution

The fourth proportional to 883,435.94, 1,322,535.99 and 545,389.64 is: 816,468.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,435.94 : 1,322,535.99 = 545,389.64 : x
  2. Step 2: Convert to fraction form
    883,435.94/1,322,535.99 = 545,389.64/x
  3. Step 3: Cross multiply
    883,435.94x = 1,322,535.99 × 545,389.64
  4. Step 4: Simplify right side
    883,435.94x = 721,297,427,473.14
  5. Step 5: Solve for x
    x = 721,297,427,473.14/883,435.94
  6. Step 6: Final answer
    x = 816,468.29

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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.