Finding the Fourth Proportional to 343,199.64, 514,673.16 and 118,502.40
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Solution
The fourth proportional to 343,199.64, 514,673.16 and 118,502.40 is: 177,709.99
Step by Step Solution
- Step 1: Write the proportion equation
343,199.64 : 514,673.16 = 118,502.40 : x - Step 2: Convert to fraction form
343,199.64/514,673.16 = 118,502.40/x - Step 3: Cross multiply
343,199.64x = 514,673.16 × 118,502.40 - Step 4: Simplify right side
343,199.64x = 60,990,004,675.58 - Step 5: Solve for x
x = 60,990,004,675.58/343,199.64 - Step 6: Final answer
x = 177,709.99
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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.