Finding the Fourth Proportional to 371,882.24, 513,083.52 and 210,711.68
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Solution
The fourth proportional to 371,882.24, 513,083.52 and 210,711.68 is: 290,717.54
Step by Step Solution
- Step 1: Write the proportion equation
371,882.24 : 513,083.52 = 210,711.68 : x - Step 2: Convert to fraction form
371,882.24/513,083.52 = 210,711.68/x - Step 3: Cross multiply
371,882.24x = 513,083.52 × 210,711.68 - Step 4: Simplify right side
371,882.24x = 108,112,690,479.51 - Step 5: Solve for x
x = 108,112,690,479.51/371,882.24 - Step 6: Final answer
x = 290,717.54
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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.