Home / 460,268.08-635,366.52-309,452.56

Finding the Fourth Proportional to 460,268.08, 635,366.52 and 309,452.56

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Solution

The fourth proportional to 460,268.08, 635,366.52 and 309,452.56 is: 427,176.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,268.08 : 635,366.52 = 309,452.56 : x
  2. Step 2: Convert to fraction form
    460,268.08/635,366.52 = 309,452.56/x
  3. Step 3: Cross multiply
    460,268.08x = 635,366.52 × 309,452.56
  4. Step 4: Simplify right side
    460,268.08x = 196,615,796,152.29
  5. Step 5: Solve for x
    x = 196,615,796,152.29/460,268.08
  6. Step 6: Final answer
    x = 427,176.69

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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.