Finding the Fourth Proportional to 668,729.24, 922,843.50 and 366,916.76
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Solution
The fourth proportional to 668,729.24, 922,843.50 and 366,916.76 is: 506,343.56
Step by Step Solution
- Step 1: Write the proportion equation
668,729.24 : 922,843.50 = 366,916.76 : x - Step 2: Convert to fraction form
668,729.24/922,843.50 = 366,916.76/x - Step 3: Cross multiply
668,729.24x = 922,843.50 × 366,916.76 - Step 4: Simplify right side
668,729.24x = 338,606,747,007.06 - Step 5: Solve for x
x = 338,606,747,007.06/668,729.24 - Step 6: Final answer
x = 506,343.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.