Finding the Fourth Proportional to 577,855.26, 866,875.11 and 178,402.14
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Solution
The fourth proportional to 577,855.26, 866,875.11 and 178,402.14 is: 267,631.68
Step by Step Solution
- Step 1: Write the proportion equation
577,855.26 : 866,875.11 = 178,402.14 : x - Step 2: Convert to fraction form
577,855.26/866,875.11 = 178,402.14/x - Step 3: Cross multiply
577,855.26x = 866,875.11 × 178,402.14 - Step 4: Simplify right side
577,855.26x = 154,652,374,736.74 - Step 5: Solve for x
x = 154,652,374,736.74/577,855.26 - Step 6: Final answer
x = 267,631.68
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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.