Finding the Fourth Proportional to 865,889.60, 1,194,964.56 and 483,916.37
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Solution
The fourth proportional to 865,889.60, 1,194,964.56 and 483,916.37 is: 667,825.22
Step by Step Solution
- Step 1: Write the proportion equation
865,889.60 : 1,194,964.56 = 483,916.37 : x - Step 2: Convert to fraction form
865,889.60/1,194,964.56 = 483,916.37/x - Step 3: Cross multiply
865,889.60x = 1,194,964.56 × 483,916.37 - Step 4: Simplify right side
865,889.60x = 578,262,906,179.02 - Step 5: Solve for x
x = 578,262,906,179.02/865,889.60 - Step 6: Final answer
x = 667,825.22
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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.