Home / 727,065.36-1,003,230.54-404,767.26

Finding the Fourth Proportional to 727,065.36, 1,003,230.54 and 404,767.26

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Solution

The fourth proportional to 727,065.36, 1,003,230.54 and 404,767.26 is: 558,512.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,065.36 : 1,003,230.54 = 404,767.26 : x
  2. Step 2: Convert to fraction form
    727,065.36/1,003,230.54 = 404,767.26/x
  3. Step 3: Cross multiply
    727,065.36x = 1,003,230.54 × 404,767.26
  4. Step 4: Simplify right side
    727,065.36x = 406,074,876,824.12
  5. Step 5: Solve for x
    x = 406,074,876,824.12/727,065.36
  6. Step 6: Final answer
    x = 558,512.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.