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Finding the Fourth Proportional to 335,266.80, 502,851.60 and 98,584.80

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Solution

The fourth proportional to 335,266.80, 502,851.60 and 98,584.80 is: 147,862.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,266.80 : 502,851.60 = 98,584.80 : x
  2. Step 2: Convert to fraction form
    335,266.80/502,851.60 = 98,584.80/x
  3. Step 3: Cross multiply
    335,266.80x = 502,851.60 × 98,584.80
  4. Step 4: Simplify right side
    335,266.80x = 49,573,524,415.68
  5. Step 5: Solve for x
    x = 49,573,524,415.68/335,266.80
  6. Step 6: Final answer
    x = 147,862.91

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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.