Finding the Fourth Proportional to 943,419.84, 1,415,316.52 and 269,506.96
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Solution
The fourth proportional to 943,419.84, 1,415,316.52 and 269,506.96 is: 404,313.79
Step by Step Solution
- Step 1: Write the proportion equation
943,419.84 : 1,415,316.52 = 269,506.96 : x - Step 2: Convert to fraction form
943,419.84/1,415,316.52 = 269,506.96/x - Step 3: Cross multiply
943,419.84x = 1,415,316.52 × 269,506.96 - Step 4: Simplify right side
943,419.84x = 381,437,652,742.98 - Step 5: Solve for x
x = 381,437,652,742.98/943,419.84 - Step 6: Final answer
x = 404,313.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.