Finding the Fourth Proportional to 371,903.96, 557,634.20 and 147,296.63
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Solution
The fourth proportional to 371,903.96, 557,634.20 and 147,296.63 is: 220,857.12
Step by Step Solution
- Step 1: Write the proportion equation
371,903.96 : 557,634.20 = 147,296.63 : x - Step 2: Convert to fraction form
371,903.96/557,634.20 = 147,296.63/x - Step 3: Cross multiply
371,903.96x = 557,634.20 × 147,296.63 - Step 4: Simplify right side
371,903.96x = 82,137,634,908.09 - Step 5: Solve for x
x = 82,137,634,908.09/371,903.96 - Step 6: Final answer
x = 220,857.12
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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.