Home / 412,936.37-569,929.99-269,447.30

Finding the Fourth Proportional to 412,936.37, 569,929.99 and 269,447.30

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Solution

The fourth proportional to 412,936.37, 569,929.99 and 269,447.30 is: 371,888.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,936.37 : 569,929.99 = 269,447.30 : x
  2. Step 2: Convert to fraction form
    412,936.37/569,929.99 = 269,447.30/x
  3. Step 3: Cross multiply
    412,936.37x = 569,929.99 × 269,447.30
  4. Step 4: Simplify right side
    412,936.37x = 153,566,096,994.53
  5. Step 5: Solve for x
    x = 153,566,096,994.53/412,936.37
  6. Step 6: Final answer
    x = 371,888.04

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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.