Finding the Fourth Proportional to 372,492.64, 514,039.84 and 202,727.96
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Solution
The fourth proportional to 372,492.64, 514,039.84 and 202,727.96 is: 279,764.58
Step by Step Solution
- Step 1: Write the proportion equation
372,492.64 : 514,039.84 = 202,727.96 : x - Step 2: Convert to fraction form
372,492.64/514,039.84 = 202,727.96/x - Step 3: Cross multiply
372,492.64x = 514,039.84 × 202,727.96 - Step 4: Simplify right side
372,492.64x = 104,210,248,121.93 - Step 5: Solve for x
x = 104,210,248,121.93/372,492.64 - Step 6: Final answer
x = 279,764.58
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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.