Home / 945,453.68-1,418,192.85-314,367.48

Finding the Fourth Proportional to 945,453.68, 1,418,192.85 and 314,367.48

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Solution

The fourth proportional to 945,453.68, 1,418,192.85 and 314,367.48 is: 471,555.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,453.68 : 1,418,192.85 = 314,367.48 : x
  2. Step 2: Convert to fraction form
    945,453.68/1,418,192.85 = 314,367.48/x
  3. Step 3: Cross multiply
    945,453.68x = 1,418,192.85 × 314,367.48
  4. Step 4: Simplify right side
    945,453.68x = 445,833,712,408.52
  5. Step 5: Solve for x
    x = 445,833,712,408.52/945,453.68
  6. Step 6: Final answer
    x = 471,555.32

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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.