Finding the Fourth Proportional to 765,668.08, 1,148,502.12 and 204,688
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Solution
The fourth proportional to 765,668.08, 1,148,502.12 and 204,688 is: 307,032.00
Step by Step Solution
- Step 1: Write the proportion equation
765,668.08 : 1,148,502.12 = 204,688 : x - Step 2: Convert to fraction form
765,668.08/1,148,502.12 = 204,688/x - Step 3: Cross multiply
765,668.08x = 1,148,502.12 × 204,688 - Step 4: Simplify right side
765,668.08x = 235,084,601,938.56 - Step 5: Solve for x
x = 235,084,601,938.56/765,668.08 - Step 6: Final answer
x = 307,032.00
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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.