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Finding the Fourth Proportional to 335,300.40, 502,950.60 and 202,112.10

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Solution

The fourth proportional to 335,300.40, 502,950.60 and 202,112.10 is: 303,168.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,300.40 : 502,950.60 = 202,112.10 : x
  2. Step 2: Convert to fraction form
    335,300.40/502,950.60 = 202,112.10/x
  3. Step 3: Cross multiply
    335,300.40x = 502,950.60 × 202,112.10
  4. Step 4: Simplify right side
    335,300.40x = 101,652,401,962.26
  5. Step 5: Solve for x
    x = 101,652,401,962.26/335,300.40
  6. Step 6: Final answer
    x = 303,168.15

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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.