Home / 460,865.10-635,942.46-256,900.62

Finding the Fourth Proportional to 460,865.10, 635,942.46 and 256,900.62

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Solution

The fourth proportional to 460,865.10, 635,942.46 and 256,900.62 is: 354,494.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,865.10 : 635,942.46 = 256,900.62 : x
  2. Step 2: Convert to fraction form
    460,865.10/635,942.46 = 256,900.62/x
  3. Step 3: Cross multiply
    460,865.10x = 635,942.46 × 256,900.62
  4. Step 4: Simplify right side
    460,865.10x = 163,374,012,258.33
  5. Step 5: Solve for x
    x = 163,374,012,258.33/460,865.10
  6. Step 6: Final answer
    x = 354,494.22

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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.