Home / 460,674.03-635,721.52-256,720.46

Finding the Fourth Proportional to 460,674.03, 635,721.52 and 256,720.46

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Solution

The fourth proportional to 460,674.03, 635,721.52 and 256,720.46 is: 354,269.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,674.03 : 635,721.52 = 256,720.46 : x
  2. Step 2: Convert to fraction form
    460,674.03/635,721.52 = 256,720.46/x
  3. Step 3: Cross multiply
    460,674.03x = 635,721.52 × 256,720.46
  4. Step 4: Simplify right side
    460,674.03x = 163,202,721,046.30
  5. Step 5: Solve for x
    x = 163,202,721,046.30/460,674.03
  6. Step 6: Final answer
    x = 354,269.42

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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.