Home / 828,290.66-1,143,027.27-460,763.42

Finding the Fourth Proportional to 828,290.66, 1,143,027.27 and 460,763.42

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Solution

The fourth proportional to 828,290.66, 1,143,027.27 and 460,763.42 is: 635,845.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,290.66 : 1,143,027.27 = 460,763.42 : x
  2. Step 2: Convert to fraction form
    828,290.66/1,143,027.27 = 460,763.42/x
  3. Step 3: Cross multiply
    828,290.66x = 1,143,027.27 × 460,763.42
  4. Step 4: Simplify right side
    828,290.66x = 526,665,148,363.33
  5. Step 5: Solve for x
    x = 526,665,148,363.33/828,290.66
  6. Step 6: Final answer
    x = 635,845.82

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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.