Home / 746,912.34-1,115,605.98-675,725.22

Finding the Fourth Proportional to 746,912.34, 1,115,605.98 and 675,725.22

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Solution

The fourth proportional to 746,912.34, 1,115,605.98 and 675,725.22 is: 1,009,279.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,912.34 : 1,115,605.98 = 675,725.22 : x
  2. Step 2: Convert to fraction form
    746,912.34/1,115,605.98 = 675,725.22/x
  3. Step 3: Cross multiply
    746,912.34x = 1,115,605.98 × 675,725.22
  4. Step 4: Simplify right side
    746,912.34x = 753,843,096,268.82
  5. Step 5: Solve for x
    x = 753,843,096,268.82/746,912.34
  6. Step 6: Final answer
    x = 1,009,279.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.