Finding the Fourth Proportional to 922,921.47, 1,273,629.24 and 515,018.99
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Solution
The fourth proportional to 922,921.47, 1,273,629.24 and 515,018.99 is: 710,724.88
Step by Step Solution
- Step 1: Write the proportion equation
922,921.47 : 1,273,629.24 = 515,018.99 : x - Step 2: Convert to fraction form
922,921.47/1,273,629.24 = 515,018.99/x - Step 3: Cross multiply
922,921.47x = 1,273,629.24 × 515,018.99 - Step 4: Simplify right side
922,921.47x = 655,943,248,003.34 - Step 5: Solve for x
x = 655,943,248,003.34/922,921.47 - Step 6: Final answer
x = 710,724.88
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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.