Finding the Fourth Proportional to 470,969.94, 649,955.58 and 269,804.82
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Solution
The fourth proportional to 470,969.94, 649,955.58 and 269,804.82 is: 372,340.43
Step by Step Solution
- Step 1: Write the proportion equation
470,969.94 : 649,955.58 = 269,804.82 : x - Step 2: Convert to fraction form
470,969.94/649,955.58 = 269,804.82/x - Step 3: Cross multiply
470,969.94x = 649,955.58 × 269,804.82 - Step 4: Simplify right side
470,969.94x = 175,361,148,269.90 - Step 5: Solve for x
x = 175,361,148,269.90/470,969.94 - Step 6: Final answer
x = 372,340.43
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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.