Finding the Fourth Proportional to 982,553.76, 1,473,332.09 and 449,618.11
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Solution
The fourth proportional to 982,553.76, 1,473,332.09 and 449,618.11 is: 674,199.02
Step by Step Solution
- Step 1: Write the proportion equation
982,553.76 : 1,473,332.09 = 449,618.11 : x - Step 2: Convert to fraction form
982,553.76/1,473,332.09 = 449,618.11/x - Step 3: Cross multiply
982,553.76x = 1,473,332.09 × 449,618.11 - Step 4: Simplify right side
982,553.76x = 662,436,783,776.73 - Step 5: Solve for x
x = 662,436,783,776.73/982,553.76 - Step 6: Final answer
x = 674,199.02
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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.