Home / 426,845.30-589,042.33-235,854.59

Finding the Fourth Proportional to 426,845.30, 589,042.33 and 235,854.59

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Solution

The fourth proportional to 426,845.30, 589,042.33 and 235,854.59 is: 325,477.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,845.30 : 589,042.33 = 235,854.59 : x
  2. Step 2: Convert to fraction form
    426,845.30/589,042.33 = 235,854.59/x
  3. Step 3: Cross multiply
    426,845.30x = 589,042.33 × 235,854.59
  4. Step 4: Simplify right side
    426,845.30x = 138,928,333,699.95
  5. Step 5: Solve for x
    x = 138,928,333,699.95/426,845.30
  6. Step 6: Final answer
    x = 325,477.02

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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.