Finding the Fourth Proportional to 982,044.81, 1,355,116.17 and 552,233.70
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Solution
The fourth proportional to 982,044.81, 1,355,116.17 and 552,233.70 is: 762,023.09
Step by Step Solution
- Step 1: Write the proportion equation
982,044.81 : 1,355,116.17 = 552,233.70 : x - Step 2: Convert to fraction form
982,044.81/1,355,116.17 = 552,233.70/x - Step 3: Cross multiply
982,044.81x = 1,355,116.17 × 552,233.70 - Step 4: Simplify right side
982,044.81x = 748,340,816,488.93 - Step 5: Solve for x
x = 748,340,816,488.93/982,044.81 - Step 6: Final answer
x = 762,023.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.