Finding the Fourth Proportional to 943,904.88, 1,302,582.06 and 514,183.68
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Solution
The fourth proportional to 943,904.88, 1,302,582.06 and 514,183.68 is: 709,569.84
Step by Step Solution
- Step 1: Write the proportion equation
943,904.88 : 1,302,582.06 = 514,183.68 : x - Step 2: Convert to fraction form
943,904.88/1,302,582.06 = 514,183.68/x - Step 3: Cross multiply
943,904.88x = 1,302,582.06 × 514,183.68 - Step 4: Simplify right side
943,904.88x = 669,766,437,112.78 - Step 5: Solve for x
x = 669,766,437,112.78/943,904.88 - Step 6: Final answer
x = 709,569.84
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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.