Home / 426,865.52-589,078.50-235,882.10

Finding the Fourth Proportional to 426,865.52, 589,078.50 and 235,882.10

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Solution

The fourth proportional to 426,865.52, 589,078.50 and 235,882.10 is: 325,519.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,865.52 : 589,078.50 = 235,882.10 : x
  2. Step 2: Convert to fraction form
    426,865.52/589,078.50 = 235,882.10/x
  3. Step 3: Cross multiply
    426,865.52x = 589,078.50 × 235,882.10
  4. Step 4: Simplify right side
    426,865.52x = 138,953,073,644.85
  5. Step 5: Solve for x
    x = 138,953,073,644.85/426,865.52
  6. Step 6: Final answer
    x = 325,519.55

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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.