Finding the Fourth Proportional to 999,576.80, 1,379,447.64 and 546,867.80
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Solution
The fourth proportional to 999,576.80, 1,379,447.64 and 546,867.80 is: 754,694.88
Step by Step Solution
- Step 1: Write the proportion equation
999,576.80 : 1,379,447.64 = 546,867.80 : x - Step 2: Convert to fraction form
999,576.80/1,379,447.64 = 546,867.80/x - Step 3: Cross multiply
999,576.80x = 1,379,447.64 × 546,867.80 - Step 4: Simplify right side
999,576.80x = 754,375,489,204.75 - Step 5: Solve for x
x = 754,375,489,204.75/999,576.80 - Step 6: Final answer
x = 754,694.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.