Home / 460,825.50-635,930.07-256,864.26

Finding the Fourth Proportional to 460,825.50, 635,930.07 and 256,864.26

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Solution

The fourth proportional to 460,825.50, 635,930.07 and 256,864.26 is: 354,467.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,825.50 : 635,930.07 = 256,864.26 : x
  2. Step 2: Convert to fraction form
    460,825.50/635,930.07 = 256,864.26/x
  3. Step 3: Cross multiply
    460,825.50x = 635,930.07 × 256,864.26
  4. Step 4: Simplify right side
    460,825.50x = 163,347,706,842.30
  5. Step 5: Solve for x
    x = 163,347,706,842.30/460,825.50
  6. Step 6: Final answer
    x = 354,467.60

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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.