Finding the Fourth Proportional to 952,278.96, 1,314,141.36 and 522,566.28
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Solution
The fourth proportional to 952,278.96, 1,314,141.36 and 522,566.28 is: 721,139.49
Step by Step Solution
- Step 1: Write the proportion equation
952,278.96 : 1,314,141.36 = 522,566.28 : x - Step 2: Convert to fraction form
952,278.96/1,314,141.36 = 522,566.28/x - Step 3: Cross multiply
952,278.96x = 1,314,141.36 × 522,566.28 - Step 4: Simplify right side
952,278.96x = 686,725,961,889.34 - Step 5: Solve for x
x = 686,725,961,889.34/952,278.96 - Step 6: Final answer
x = 721,139.49
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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.