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Finding the Fourth Proportional to 460,698.60, 635,785.76 and 269,773.52

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Solution

The fourth proportional to 460,698.60, 635,785.76 and 269,773.52 is: 372,300.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,698.60 : 635,785.76 = 269,773.52 : x
  2. Step 2: Convert to fraction form
    460,698.60/635,785.76 = 269,773.52/x
  3. Step 3: Cross multiply
    460,698.60x = 635,785.76 × 269,773.52
  4. Step 4: Simplify right side
    460,698.60x = 171,518,162,441.08
  5. Step 5: Solve for x
    x = 171,518,162,441.08/460,698.60
  6. Step 6: Final answer
    x = 372,300.16

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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.