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Finding the Fourth Proportional to 350,261.96, 525,152.84 and 125,617.56

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Solution

The fourth proportional to 350,261.96, 525,152.84 and 125,617.56 is: 188,340.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,261.96 : 525,152.84 = 125,617.56 : x
  2. Step 2: Convert to fraction form
    350,261.96/525,152.84 = 125,617.56/x
  3. Step 3: Cross multiply
    350,261.96x = 525,152.84 × 125,617.56
  4. Step 4: Simplify right side
    350,261.96x = 65,968,418,387.87
  5. Step 5: Solve for x
    x = 65,968,418,387.87/350,261.96
  6. Step 6: Final answer
    x = 188,340.23

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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.