Home / 523,255.91-784,743.33-144,086.37

Finding the Fourth Proportional to 523,255.91, 784,743.33 and 144,086.37

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Solution

The fourth proportional to 523,255.91, 784,743.33 and 144,086.37 is: 216,090.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,255.91 : 784,743.33 = 144,086.37 : x
  2. Step 2: Convert to fraction form
    523,255.91/784,743.33 = 144,086.37/x
  3. Step 3: Cross multiply
    523,255.91x = 784,743.33 × 144,086.37
  4. Step 4: Simplify right side
    523,255.91x = 113,070,817,801.41
  5. Step 5: Solve for x
    x = 113,070,817,801.41/523,255.91
  6. Step 6: Final answer
    x = 216,090.86

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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.