Finding the Fourth Proportional to 296,513.68, 409,187.16 and 160,544.82
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Solution
The fourth proportional to 296,513.68, 409,187.16 and 160,544.82 is: 221,550.92
Step by Step Solution
- Step 1: Write the proportion equation
296,513.68 : 409,187.16 = 160,544.82 : x - Step 2: Convert to fraction form
296,513.68/409,187.16 = 160,544.82/x - Step 3: Cross multiply
296,513.68x = 409,187.16 × 160,544.82 - Step 4: Simplify right side
296,513.68x = 65,692,878,948.51 - Step 5: Solve for x
x = 65,692,878,948.51/296,513.68 - Step 6: Final answer
x = 221,550.92
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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.