Finding the Fourth Proportional to 377,473.26, 520,916.74 and 207,711.02
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Solution
The fourth proportional to 377,473.26, 520,916.74 and 207,711.02 is: 286,643.21
Step by Step Solution
- Step 1: Write the proportion equation
377,473.26 : 520,916.74 = 207,711.02 : x - Step 2: Convert to fraction form
377,473.26/520,916.74 = 207,711.02/x - Step 3: Cross multiply
377,473.26x = 520,916.74 × 207,711.02 - Step 4: Simplify right side
377,473.26x = 108,200,147,400.48 - Step 5: Solve for x
x = 108,200,147,400.48/377,473.26 - Step 6: Final answer
x = 286,643.21
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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.