Finding the Fourth Proportional to 296,973.92, 445,593.33 and 136,963.82
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Solution
The fourth proportional to 296,973.92, 445,593.33 and 136,963.82 is: 205,506.81
Step by Step Solution
- Step 1: Write the proportion equation
296,973.92 : 445,593.33 = 136,963.82 : x - Step 2: Convert to fraction form
296,973.92/445,593.33 = 136,963.82/x - Step 3: Cross multiply
296,973.92x = 445,593.33 × 136,963.82 - Step 4: Simplify right side
296,973.92x = 61,030,161,730.53 - Step 5: Solve for x
x = 61,030,161,730.53/296,973.92 - Step 6: Final answer
x = 205,506.81
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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.