Finding the Fourth Proportional to 1,156,316.80, 1,734,043.68 and 397,946.08
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Solution
The fourth proportional to 1,156,316.80, 1,734,043.68 and 397,946.08 is: 596,770.61
Step by Step Solution
- Step 1: Write the proportion equation
1,156,316.80 : 1,734,043.68 = 397,946.08 : x - Step 2: Convert to fraction form
1,156,316.80/1,734,043.68 = 397,946.08/x - Step 3: Cross multiply
1,156,316.80x = 1,734,043.68 × 397,946.08 - Step 4: Simplify right side
1,156,316.80x = 690,055,885,004.77 - Step 5: Solve for x
x = 690,055,885,004.77/1,156,316.80 - Step 6: Final answer
x = 596,770.61
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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.