Home / 1,004,544.78-1,505,696.32-435,268.68

Finding the Fourth Proportional to 1,004,544.78, 1,505,696.32 and 435,268.68

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Solution

The fourth proportional to 1,004,544.78, 1,505,696.32 and 435,268.68 is: 652,417.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,544.78 : 1,505,696.32 = 435,268.68 : x
  2. Step 2: Convert to fraction form
    1,004,544.78/1,505,696.32 = 435,268.68/x
  3. Step 3: Cross multiply
    1,004,544.78x = 1,505,696.32 × 435,268.68
  4. Step 4: Simplify right side
    1,004,544.78x = 655,382,449,687.26
  5. Step 5: Solve for x
    x = 655,382,449,687.26/1,004,544.78
  6. Step 6: Final answer
    x = 652,417.36

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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.