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Finding the Fourth Proportional to 275,017.33, 412,526.33 and 75,339.43

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Solution

The fourth proportional to 275,017.33, 412,526.33 and 75,339.43 is: 113,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,017.33 : 412,526.33 = 75,339.43 : x
  2. Step 2: Convert to fraction form
    275,017.33/412,526.33 = 75,339.43/x
  3. Step 3: Cross multiply
    275,017.33x = 412,526.33 × 75,339.43
  4. Step 4: Simplify right side
    275,017.33x = 31,079,498,562.19
  5. Step 5: Solve for x
    x = 31,079,498,562.19/275,017.33
  6. Step 6: Final answer
    x = 113,009.24

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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.