Home / 340,922.82-511,302.21-104,267.55

Finding the Fourth Proportional to 340,922.82, 511,302.21 and 104,267.55

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Solution

The fourth proportional to 340,922.82, 511,302.21 and 104,267.55 is: 156,376.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,922.82 : 511,302.21 = 104,267.55 : x
  2. Step 2: Convert to fraction form
    340,922.82/511,302.21 = 104,267.55/x
  3. Step 3: Cross multiply
    340,922.82x = 511,302.21 × 104,267.55
  4. Step 4: Simplify right side
    340,922.82x = 53,312,228,746.29
  5. Step 5: Solve for x
    x = 53,312,228,746.29/340,922.82
  6. Step 6: Final answer
    x = 156,376.24

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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.