Finding the Fourth Proportional to 922,291.96, 1,374,269.50 and 821,679.02
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Solution
The fourth proportional to 922,291.96, 1,374,269.50 and 821,679.02 is: 1,224,350.28
Step by Step Solution
- Step 1: Write the proportion equation
922,291.96 : 1,374,269.50 = 821,679.02 : x - Step 2: Convert to fraction form
922,291.96/1,374,269.50 = 821,679.02/x - Step 3: Cross multiply
922,291.96x = 1,374,269.50 × 821,679.02 - Step 4: Simplify right side
922,291.96x = 1,129,208,415,975.89 - Step 5: Solve for x
x = 1,129,208,415,975.89/922,291.96 - Step 6: Final answer
x = 1,224,350.28
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.