Home / 460,676.03-635,724.28-256,722.46

Finding the Fourth Proportional to 460,676.03, 635,724.28 and 256,722.46

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Solution

The fourth proportional to 460,676.03, 635,724.28 and 256,722.46 is: 354,272.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,676.03 : 635,724.28 = 256,722.46 : x
  2. Step 2: Convert to fraction form
    460,676.03/635,724.28 = 256,722.46/x
  3. Step 3: Cross multiply
    460,676.03x = 635,724.28 × 256,722.46
  4. Step 4: Simplify right side
    460,676.03x = 163,204,701,043.33
  5. Step 5: Solve for x
    x = 163,204,701,043.33/460,676.03
  6. Step 6: Final answer
    x = 354,272.18

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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.