Finding the Fourth Proportional to 246,643.09, 340,368.36 and 133,465.84
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Solution
The fourth proportional to 246,643.09, 340,368.36 and 133,465.84 is: 184,183.34
Step by Step Solution
- Step 1: Write the proportion equation
246,643.09 : 340,368.36 = 133,465.84 : x - Step 2: Convert to fraction form
246,643.09/340,368.36 = 133,465.84/x - Step 3: Cross multiply
246,643.09x = 340,368.36 × 133,465.84 - Step 4: Simplify right side
246,643.09x = 45,427,549,076.82 - Step 5: Solve for x
x = 45,427,549,076.82/246,643.09 - Step 6: Final answer
x = 184,183.34
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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.