Home / 613,054.47-919,788.43-271,451.26

Finding the Fourth Proportional to 613,054.47, 919,788.43 and 271,451.26

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Solution

The fourth proportional to 613,054.47, 919,788.43 and 271,451.26 is: 407,268.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,054.47 : 919,788.43 = 271,451.26 : x
  2. Step 2: Convert to fraction form
    613,054.47/919,788.43 = 271,451.26/x
  3. Step 3: Cross multiply
    613,054.47x = 919,788.43 × 271,451.26
  4. Step 4: Simplify right side
    613,054.47x = 249,677,725,393.72
  5. Step 5: Solve for x
    x = 249,677,725,393.72/613,054.47
  6. Step 6: Final answer
    x = 407,268.42

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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.