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Finding the Fourth Proportional to 333,947.40, 500,796.48 and 134,200.20

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Solution

The fourth proportional to 333,947.40, 500,796.48 and 134,200.20 is: 201,250.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,947.40 : 500,796.48 = 134,200.20 : x
  2. Step 2: Convert to fraction form
    333,947.40/500,796.48 = 134,200.20/x
  3. Step 3: Cross multiply
    333,947.40x = 500,796.48 × 134,200.20
  4. Step 4: Simplify right side
    333,947.40x = 67,206,987,775.30
  5. Step 5: Solve for x
    x = 67,206,987,775.30/333,947.40
  6. Step 6: Final answer
    x = 201,250.22

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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.