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Finding the Fourth Proportional to 310,838.33, 466,257.50 and 100,476.26

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Solution

The fourth proportional to 310,838.33, 466,257.50 and 100,476.26 is: 150,714.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,838.33 : 466,257.50 = 100,476.26 : x
  2. Step 2: Convert to fraction form
    310,838.33/466,257.50 = 100,476.26/x
  3. Step 3: Cross multiply
    310,838.33x = 466,257.50 × 100,476.26
  4. Step 4: Simplify right side
    310,838.33x = 46,847,809,796.95
  5. Step 5: Solve for x
    x = 46,847,809,796.95/310,838.33
  6. Step 6: Final answer
    x = 150,714.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.