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Finding the Fourth Proportional to 260,476.56, 359,354.88 and 163,623.51

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Solution

The fourth proportional to 260,476.56, 359,354.88 and 163,623.51 is: 225,735.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,476.56 : 359,354.88 = 163,623.51 : x
  2. Step 2: Convert to fraction form
    260,476.56/359,354.88 = 163,623.51/x
  3. Step 3: Cross multiply
    260,476.56x = 359,354.88 × 163,623.51
  4. Step 4: Simplify right side
    260,476.56x = 58,798,906,801.23
  5. Step 5: Solve for x
    x = 58,798,906,801.23/260,476.56
  6. Step 6: Final answer
    x = 225,735.89

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1.5x scale

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.