Home / 340,922.84-511,302.25-104,267.57

Finding the Fourth Proportional to 340,922.84, 511,302.25 and 104,267.57

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Solution

The fourth proportional to 340,922.84, 511,302.25 and 104,267.57 is: 156,376.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,922.84 : 511,302.25 = 104,267.57 : x
  2. Step 2: Convert to fraction form
    340,922.84/511,302.25 = 104,267.57/x
  3. Step 3: Cross multiply
    340,922.84x = 511,302.25 × 104,267.57
  4. Step 4: Simplify right side
    340,922.84x = 53,312,243,299.68
  5. Step 5: Solve for x
    x = 53,312,243,299.68/340,922.84
  6. Step 6: Final answer
    x = 156,376.27

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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.