Finding the Fourth Proportional to 922,991.92, 1,274,305.44 and 707,718.40
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Solution
The fourth proportional to 922,991.92, 1,274,305.44 and 707,718.40 is: 977,093.50
Step by Step Solution
- Step 1: Write the proportion equation
922,991.92 : 1,274,305.44 = 707,718.40 : x - Step 2: Convert to fraction form
922,991.92/1,274,305.44 = 707,718.40/x - Step 3: Cross multiply
922,991.92x = 1,274,305.44 × 707,718.40 - Step 4: Simplify right side
922,991.92x = 901,849,407,108.10 - Step 5: Solve for x
x = 901,849,407,108.10/922,991.92 - Step 6: Final answer
x = 977,093.50
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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.