Home / 460,267.08-635,365.14-309,451.56

Finding the Fourth Proportional to 460,267.08, 635,365.14 and 309,451.56

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Solution

The fourth proportional to 460,267.08, 635,365.14 and 309,451.56 is: 427,175.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,267.08 : 635,365.14 = 309,451.56 : x
  2. Step 2: Convert to fraction form
    460,267.08/635,365.14 = 309,451.56/x
  3. Step 3: Cross multiply
    460,267.08x = 635,365.14 × 309,451.56
  4. Step 4: Simplify right side
    460,267.08x = 196,614,733,742.62
  5. Step 5: Solve for x
    x = 196,614,733,742.62/460,267.08
  6. Step 6: Final answer
    x = 427,175.31

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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.