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Finding the Fourth Proportional to 335,075.28, 502,606 and 110,449.20

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Solution

The fourth proportional to 335,075.28, 502,606 and 110,449.20 is: 165,671.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,075.28 : 502,606 = 110,449.20 : x
  2. Step 2: Convert to fraction form
    335,075.28/502,606 = 110,449.20/x
  3. Step 3: Cross multiply
    335,075.28x = 502,606 × 110,449.20
  4. Step 4: Simplify right side
    335,075.28x = 55,512,430,615.20
  5. Step 5: Solve for x
    x = 55,512,430,615.20/335,075.28
  6. Step 6: Final answer
    x = 165,671.52

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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.