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Finding the Fourth Proportional to 350,901, 526,406.16 and 114,187.80

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Solution

The fourth proportional to 350,901, 526,406.16 and 114,187.80 is: 171,299.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,901 : 526,406.16 = 114,187.80 : x
  2. Step 2: Convert to fraction form
    350,901/526,406.16 = 114,187.80/x
  3. Step 3: Cross multiply
    350,901x = 526,406.16 × 114,187.80
  4. Step 4: Simplify right side
    350,901x = 60,109,161,316.85
  5. Step 5: Solve for x
    x = 60,109,161,316.85/350,901
  6. Step 6: Final answer
    x = 171,299.49

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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.