Finding the Fourth Proportional to 707,750.57, 976,706.93 and 385,460.44
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Solution
The fourth proportional to 707,750.57, 976,706.93 and 385,460.44 is: 531,941.47
Step by Step Solution
- Step 1: Write the proportion equation
707,750.57 : 976,706.93 = 385,460.44 : x - Step 2: Convert to fraction form
707,750.57/976,706.93 = 385,460.44/x - Step 3: Cross multiply
707,750.57x = 976,706.93 × 385,460.44 - Step 4: Simplify right side
707,750.57x = 376,481,881,510.73 - Step 5: Solve for x
x = 376,481,881,510.73/707,750.57 - Step 6: Final answer
x = 531,941.47
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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.