Home / 423,244.58-635,032.13-186,421.23

Finding the Fourth Proportional to 423,244.58, 635,032.13 and 186,421.23

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Solution

The fourth proportional to 423,244.58, 635,032.13 and 186,421.23 is: 279,704.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,244.58 : 635,032.13 = 186,421.23 : x
  2. Step 2: Convert to fraction form
    423,244.58/635,032.13 = 186,421.23/x
  3. Step 3: Cross multiply
    423,244.58x = 635,032.13 × 186,421.23
  4. Step 4: Simplify right side
    423,244.58x = 118,383,469,832.01
  5. Step 5: Solve for x
    x = 118,383,469,832.01/423,244.58
  6. Step 6: Final answer
    x = 279,704.64

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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.