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Finding the Fourth Proportional to 350,511.20, 525,824.40 and 150,927.20

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Solution

The fourth proportional to 350,511.20, 525,824.40 and 150,927.20 is: 226,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,511.20 : 525,824.40 = 150,927.20 : x
  2. Step 2: Convert to fraction form
    350,511.20/525,824.40 = 150,927.20/x
  3. Step 3: Cross multiply
    350,511.20x = 525,824.40 × 150,927.20
  4. Step 4: Simplify right side
    350,511.20x = 79,361,204,383.68
  5. Step 5: Solve for x
    x = 79,361,204,383.68/350,511.20
  6. Step 6: Final answer
    x = 226,415.60

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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.