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Finding the Fourth Proportional to 335,010.60, 502,515.90 and 202,300.20

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Solution

The fourth proportional to 335,010.60, 502,515.90 and 202,300.20 is: 303,450.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,010.60 : 502,515.90 = 202,300.20 : x
  2. Step 2: Convert to fraction form
    335,010.60/502,515.90 = 202,300.20/x
  3. Step 3: Cross multiply
    335,010.60x = 502,515.90 × 202,300.20
  4. Step 4: Simplify right side
    335,010.60x = 101,659,067,073.18
  5. Step 5: Solve for x
    x = 101,659,067,073.18/335,010.60
  6. Step 6: Final answer
    x = 303,450.30

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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.