Home / 460,749.30-635,885.58-256,818.84

Finding the Fourth Proportional to 460,749.30, 635,885.58 and 256,818.84

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Solution

The fourth proportional to 460,749.30, 635,885.58 and 256,818.84 is: 354,438.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,749.30 : 635,885.58 = 256,818.84 : x
  2. Step 2: Convert to fraction form
    460,749.30/635,885.58 = 256,818.84/x
  3. Step 3: Cross multiply
    460,749.30x = 635,885.58 × 256,818.84
  4. Step 4: Simplify right side
    460,749.30x = 163,307,397,028.33
  5. Step 5: Solve for x
    x = 163,307,397,028.33/460,749.30
  6. Step 6: Final answer
    x = 354,438.73

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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.