Finding the Fourth Proportional to 976,402.49, 1,347,550.56 and 546,599.54
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Solution
The fourth proportional to 976,402.49, 1,347,550.56 and 546,599.54 is: 754,371.82
Step by Step Solution
- Step 1: Write the proportion equation
976,402.49 : 1,347,550.56 = 546,599.54 : x - Step 2: Convert to fraction form
976,402.49/1,347,550.56 = 546,599.54/x - Step 3: Cross multiply
976,402.49x = 1,347,550.56 × 546,599.54 - Step 4: Simplify right side
976,402.49x = 736,570,519,591.62 - Step 5: Solve for x
x = 736,570,519,591.62/976,402.49 - Step 6: Final answer
x = 754,371.82
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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.