Finding the Fourth Proportional to 671,125.11, 1,006,689.75 and 165,686.14
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Solution
The fourth proportional to 671,125.11, 1,006,689.75 and 165,686.14 is: 248,529.72
Step by Step Solution
- Step 1: Write the proportion equation
671,125.11 : 1,006,689.75 = 165,686.14 : x - Step 2: Convert to fraction form
671,125.11/1,006,689.75 = 165,686.14/x - Step 3: Cross multiply
671,125.11x = 1,006,689.75 × 165,686.14 - Step 4: Simplify right side
671,125.11x = 166,794,532,993.19 - Step 5: Solve for x
x = 166,794,532,993.19/671,125.11 - Step 6: Final answer
x = 248,529.72
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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.