Home / 449,667.29-620,542.48-245,718.22

Finding the Fourth Proportional to 449,667.29, 620,542.48 and 245,718.22

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Solution

The fourth proportional to 449,667.29, 620,542.48 and 245,718.22 is: 339,092.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,667.29 : 620,542.48 = 245,718.22 : x
  2. Step 2: Convert to fraction form
    449,667.29/620,542.48 = 245,718.22/x
  3. Step 3: Cross multiply
    449,667.29x = 620,542.48 × 245,718.22
  4. Step 4: Simplify right side
    449,667.29x = 152,478,595,074.22
  5. Step 5: Solve for x
    x = 152,478,595,074.22/449,667.29
  6. Step 6: Final answer
    x = 339,092.03

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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.