Finding the Fourth Proportional to 427,985.71, 590,619.33 and 246,696.44
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Solution
The fourth proportional to 427,985.71, 590,619.33 and 246,696.44 is: 340,440.53
Step by Step Solution
- Step 1: Write the proportion equation
427,985.71 : 590,619.33 = 246,696.44 : x - Step 2: Convert to fraction form
427,985.71/590,619.33 = 246,696.44/x - Step 3: Cross multiply
427,985.71x = 590,619.33 × 246,696.44 - Step 4: Simplify right side
427,985.71x = 145,703,683,153.09 - Step 5: Solve for x
x = 145,703,683,153.09/427,985.71 - Step 6: Final answer
x = 340,440.53
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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.