Home / 967,021.10-1,334,408.91-531,415.55

Finding the Fourth Proportional to 967,021.10, 1,334,408.91 and 531,415.55

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Solution

The fourth proportional to 967,021.10, 1,334,408.91 and 531,415.55 is: 733,309.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,021.10 : 1,334,408.91 = 531,415.55 : x
  2. Step 2: Convert to fraction form
    967,021.10/1,334,408.91 = 531,415.55/x
  3. Step 3: Cross multiply
    967,021.10x = 1,334,408.91 × 531,415.55
  4. Step 4: Simplify right side
    967,021.10x = 709,125,638,160.51
  5. Step 5: Solve for x
    x = 709,125,638,160.51/967,021.10
  6. Step 6: Final answer
    x = 733,309.37

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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.