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Finding the Fourth Proportional to 466,422.40, 699,460.80 and 150,889.60

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Solution

The fourth proportional to 466,422.40, 699,460.80 and 150,889.60 is: 226,278.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,422.40 : 699,460.80 = 150,889.60 : x
  2. Step 2: Convert to fraction form
    466,422.40/699,460.80 = 150,889.60/x
  3. Step 3: Cross multiply
    466,422.40x = 699,460.80 × 150,889.60
  4. Step 4: Simplify right side
    466,422.40x = 105,541,360,327.68
  5. Step 5: Solve for x
    x = 105,541,360,327.68/466,422.40
  6. Step 6: Final answer
    x = 226,278.50

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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.