Home / 943,029.22-1,301,408.98-667,880

Finding the Fourth Proportional to 943,029.22, 1,301,408.98 and 667,880

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Solution

The fourth proportional to 943,029.22, 1,301,408.98 and 667,880 is: 921,694.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,029.22 : 1,301,408.98 = 667,880 : x
  2. Step 2: Convert to fraction form
    943,029.22/1,301,408.98 = 667,880/x
  3. Step 3: Cross multiply
    943,029.22x = 1,301,408.98 × 667,880
  4. Step 4: Simplify right side
    943,029.22x = 869,185,029,562.40
  5. Step 5: Solve for x
    x = 869,185,029,562.40/943,029.22
  6. Step 6: Final answer
    x = 921,694.70

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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.