Home / 821,504.09-1,232,396.26-366,260.51

Finding the Fourth Proportional to 821,504.09, 1,232,396.26 and 366,260.51

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Solution

The fourth proportional to 821,504.09, 1,232,396.26 and 366,260.51 is: 549,453.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,504.09 : 1,232,396.26 = 366,260.51 : x
  2. Step 2: Convert to fraction form
    821,504.09/1,232,396.26 = 366,260.51/x
  3. Step 3: Cross multiply
    821,504.09x = 1,232,396.26 × 366,260.51
  4. Step 4: Simplify right side
    821,504.09x = 451,378,084,875.03
  5. Step 5: Solve for x
    x = 451,378,084,875.03/821,504.09
  6. Step 6: Final answer
    x = 549,453.24

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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.