Home / 1,072,018.08-1,608,047.73-262,409.43

Finding the Fourth Proportional to 1,072,018.08, 1,608,047.73 and 262,409.43

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Solution

The fourth proportional to 1,072,018.08, 1,608,047.73 and 262,409.43 is: 393,619.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,018.08 : 1,608,047.73 = 262,409.43 : x
  2. Step 2: Convert to fraction form
    1,072,018.08/1,608,047.73 = 262,409.43/x
  3. Step 3: Cross multiply
    1,072,018.08x = 1,608,047.73 × 262,409.43
  4. Step 4: Simplify right side
    1,072,018.08x = 421,966,888,242.09
  5. Step 5: Solve for x
    x = 421,966,888,242.09/1,072,018.08
  6. Step 6: Final answer
    x = 393,619.19

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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.