Finding the Fourth Proportional to 577,654.80, 866,352.60 and 379,366.80
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Solution
The fourth proportional to 577,654.80, 866,352.60 and 379,366.80 is: 568,965.09
Step by Step Solution
- Step 1: Write the proportion equation
577,654.80 : 866,352.60 = 379,366.80 : x - Step 2: Convert to fraction form
577,654.80/866,352.60 = 379,366.80/x - Step 3: Cross multiply
577,654.80x = 866,352.60 × 379,366.80 - Step 4: Simplify right side
577,654.80x = 328,665,413,533.68 - Step 5: Solve for x
x = 328,665,413,533.68/577,654.80 - Step 6: Final answer
x = 568,965.09
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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.