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Finding the Fourth Proportional to 335,437.20, 503,180.10 and 202,030.20

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Solution

The fourth proportional to 335,437.20, 503,180.10 and 202,030.20 is: 303,059.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,437.20 : 503,180.10 = 202,030.20 : x
  2. Step 2: Convert to fraction form
    335,437.20/503,180.10 = 202,030.20/x
  3. Step 3: Cross multiply
    335,437.20x = 503,180.10 × 202,030.20
  4. Step 4: Simplify right side
    335,437.20x = 101,657,576,239.02
  5. Step 5: Solve for x
    x = 101,657,576,239.02/335,437.20
  6. Step 6: Final answer
    x = 303,059.94

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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.