Finding the Fourth Proportional to 240,292.08, 331,613.64 and 149,701.68
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Solution
The fourth proportional to 240,292.08, 331,613.64 and 149,701.68 is: 206,594.90
Step by Step Solution
- Step 1: Write the proportion equation
240,292.08 : 331,613.64 = 149,701.68 : x - Step 2: Convert to fraction form
240,292.08/331,613.64 = 149,701.68/x - Step 3: Cross multiply
240,292.08x = 331,613.64 × 149,701.68 - Step 4: Simplify right side
240,292.08x = 49,643,119,018.92 - Step 5: Solve for x
x = 49,643,119,018.92/240,292.08 - Step 6: Final answer
x = 206,594.90
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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.