Finding the Fourth Proportional to 977,324.88, 1,464,710.57 and 545,025.09
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Solution
The fourth proportional to 977,324.88, 1,464,710.57 and 545,025.09 is: 816,825.63
Step by Step Solution
- Step 1: Write the proportion equation
977,324.88 : 1,464,710.57 = 545,025.09 : x - Step 2: Convert to fraction form
977,324.88/1,464,710.57 = 545,025.09/x - Step 3: Cross multiply
977,324.88x = 1,464,710.57 × 545,025.09 - Step 4: Simplify right side
977,324.88x = 798,304,006,810.59 - Step 5: Solve for x
x = 798,304,006,810.59/977,324.88 - Step 6: Final answer
x = 816,825.63
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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.