Home / 994,408.68-1,372,247.70-607,871.48

Finding the Fourth Proportional to 994,408.68, 1,372,247.70 and 607,871.48

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Solution

The fourth proportional to 994,408.68, 1,372,247.70 and 607,871.48 is: 838,840.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,408.68 : 1,372,247.70 = 607,871.48 : x
  2. Step 2: Convert to fraction form
    994,408.68/1,372,247.70 = 607,871.48/x
  3. Step 3: Cross multiply
    994,408.68x = 1,372,247.70 × 607,871.48
  4. Step 4: Simplify right side
    994,408.68x = 834,150,240,325.60
  5. Step 5: Solve for x
    x = 834,150,240,325.60/994,408.68
  6. Step 6: Final answer
    x = 838,840.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.