Home / 426,830.88-589,026.42-235,842.60

Finding the Fourth Proportional to 426,830.88, 589,026.42 and 235,842.60

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Solution

The fourth proportional to 426,830.88, 589,026.42 and 235,842.60 is: 325,462.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,830.88 : 589,026.42 = 235,842.60 : x
  2. Step 2: Convert to fraction form
    426,830.88/589,026.42 = 235,842.60/x
  3. Step 3: Cross multiply
    426,830.88x = 589,026.42 × 235,842.60
  4. Step 4: Simplify right side
    426,830.88x = 138,917,522,361.49
  5. Step 5: Solve for x
    x = 138,917,522,361.49/426,830.88
  6. Step 6: Final answer
    x = 325,462.68

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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.