Finding the Fourth Proportional to 887,957.97, 1,225,393.14 and 538,997.49
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Solution
The fourth proportional to 887,957.97, 1,225,393.14 and 538,997.49 is: 743,823.30
Step by Step Solution
- Step 1: Write the proportion equation
887,957.97 : 1,225,393.14 = 538,997.49 : x - Step 2: Convert to fraction form
887,957.97/1,225,393.14 = 538,997.49/x - Step 3: Cross multiply
887,957.97x = 1,225,393.14 × 538,997.49 - Step 4: Simplify right side
887,957.97x = 660,483,826,723.22 - Step 5: Solve for x
x = 660,483,826,723.22/887,957.97 - Step 6: Final answer
x = 743,823.30
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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.