Home / 294,515.10-406,420.18-179,985.36

Finding the Fourth Proportional to 294,515.10, 406,420.18 and 179,985.36

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Solution

The fourth proportional to 294,515.10, 406,420.18 and 179,985.36 is: 248,373.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,515.10 : 406,420.18 = 179,985.36 : x
  2. Step 2: Convert to fraction form
    294,515.10/406,420.18 = 179,985.36/x
  3. Step 3: Cross multiply
    294,515.10x = 406,420.18 × 179,985.36
  4. Step 4: Simplify right side
    294,515.10x = 73,149,682,408.56
  5. Step 5: Solve for x
    x = 73,149,682,408.56/294,515.10
  6. Step 6: Final answer
    x = 248,373.28

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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.