Home / 409,828.10-614,828.55-173,048.90

Finding the Fourth Proportional to 409,828.10, 614,828.55 and 173,048.90

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Solution

The fourth proportional to 409,828.10, 614,828.55 and 173,048.90 is: 259,609.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,828.10 : 614,828.55 = 173,048.90 : x
  2. Step 2: Convert to fraction form
    409,828.10/614,828.55 = 173,048.90/x
  3. Step 3: Cross multiply
    409,828.10x = 614,828.55 × 173,048.90
  4. Step 4: Simplify right side
    409,828.10x = 106,395,404,266.10
  5. Step 5: Solve for x
    x = 106,395,404,266.10/409,828.10
  6. Step 6: Final answer
    x = 259,609.83

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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.