Finding the Fourth Proportional to 834,135.17, 1,151,052.19 and 466,548.62
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Solution
The fourth proportional to 834,135.17, 1,151,052.19 and 466,548.62 is: 643,806.70
Step by Step Solution
- Step 1: Write the proportion equation
834,135.17 : 1,151,052.19 = 466,548.62 : x - Step 2: Convert to fraction form
834,135.17/1,151,052.19 = 466,548.62/x - Step 3: Cross multiply
834,135.17x = 1,151,052.19 × 466,548.62 - Step 4: Simplify right side
834,135.17x = 537,021,808,653.40 - Step 5: Solve for x
x = 537,021,808,653.40/834,135.17 - Step 6: Final answer
x = 643,806.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.