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Finding the Fourth Proportional to 460,644.33, 635,708.75 and 256,695.51

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Solution

The fourth proportional to 460,644.33, 635,708.75 and 256,695.51 is: 354,250.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,644.33 : 635,708.75 = 256,695.51 : x
  2. Step 2: Convert to fraction form
    460,644.33/635,708.75 = 256,695.51/x
  3. Step 3: Cross multiply
    460,644.33x = 635,708.75 × 256,695.51
  4. Step 4: Simplify right side
    460,644.33x = 163,183,580,509.24
  5. Step 5: Solve for x
    x = 163,183,580,509.24/460,644.33
  6. Step 6: Final answer
    x = 354,250.71

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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.