Finding the Fourth Proportional to 756,683.35, 1,132,546.17 and 414,605.11
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Solution
The fourth proportional to 756,683.35, 1,132,546.17 and 414,605.11 is: 620,549.44
Step by Step Solution
- Step 1: Write the proportion equation
756,683.35 : 1,132,546.17 = 414,605.11 : x - Step 2: Convert to fraction form
756,683.35/1,132,546.17 = 414,605.11/x - Step 3: Cross multiply
756,683.35x = 1,132,546.17 × 414,605.11 - Step 4: Simplify right side
756,683.35x = 469,559,429,392.93 - Step 5: Solve for x
x = 469,559,429,392.93/756,683.35 - Step 6: Final answer
x = 620,549.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.