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Finding the Fourth Proportional to 460,480.46, 635,294.48 and 279,061.52

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Solution

The fourth proportional to 460,480.46, 635,294.48 and 279,061.52 is: 385,002.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,480.46 : 635,294.48 = 279,061.52 : x
  2. Step 2: Convert to fraction form
    460,480.46/635,294.48 = 279,061.52/x
  3. Step 3: Cross multiply
    460,480.46x = 635,294.48 × 279,061.52
  4. Step 4: Simplify right side
    460,480.46x = 177,286,243,236.41
  5. Step 5: Solve for x
    x = 177,286,243,236.41/460,480.46
  6. Step 6: Final answer
    x = 385,002.75

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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.