Home / 675,327.51-1,012,990.73-270,702.54

Finding the Fourth Proportional to 675,327.51, 1,012,990.73 and 270,702.54

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Solution

The fourth proportional to 675,327.51, 1,012,990.73 and 270,702.54 is: 406,053.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,327.51 : 1,012,990.73 = 270,702.54 : x
  2. Step 2: Convert to fraction form
    675,327.51/1,012,990.73 = 270,702.54/x
  3. Step 3: Cross multiply
    675,327.51x = 1,012,990.73 × 270,702.54
  4. Step 4: Simplify right side
    675,327.51x = 274,219,162,253.94
  5. Step 5: Solve for x
    x = 274,219,162,253.94/675,327.51
  6. Step 6: Final answer
    x = 406,053.59

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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.