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Finding the Fourth Proportional to 333,843.42, 500,415.21 and 123,347.10

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Solution

The fourth proportional to 333,843.42, 500,415.21 and 123,347.10 is: 184,891.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,843.42 : 500,415.21 = 123,347.10 : x
  2. Step 2: Convert to fraction form
    333,843.42/500,415.21 = 123,347.10/x
  3. Step 3: Cross multiply
    333,843.42x = 500,415.21 × 123,347.10
  4. Step 4: Simplify right side
    333,843.42x = 61,724,764,949.39
  5. Step 5: Solve for x
    x = 61,724,764,949.39/333,843.42
  6. Step 6: Final answer
    x = 184,891.36

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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.