Finding the Fourth Proportional to 982,940.97, 1,473,164.69 and 442,620.75
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Solution
The fourth proportional to 982,940.97, 1,473,164.69 and 442,620.75 is: 663,369.70
Step by Step Solution
- Step 1: Write the proportion equation
982,940.97 : 1,473,164.69 = 442,620.75 : x - Step 2: Convert to fraction form
982,940.97/1,473,164.69 = 442,620.75/x - Step 3: Cross multiply
982,940.97x = 1,473,164.69 × 442,620.75 - Step 4: Simplify right side
982,940.97x = 652,053,257,748.21 - Step 5: Solve for x
x = 652,053,257,748.21/982,940.97 - Step 6: Final answer
x = 663,369.70
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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.