Finding the Fourth Proportional to 946,537.08, 1,306,211.24 and 516,815.88
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Solution
The fourth proportional to 946,537.08, 1,306,211.24 and 516,815.88 is: 713,200.49
Step by Step Solution
- Step 1: Write the proportion equation
946,537.08 : 1,306,211.24 = 516,815.88 : x - Step 2: Convert to fraction form
946,537.08/1,306,211.24 = 516,815.88/x - Step 3: Cross multiply
946,537.08x = 1,306,211.24 × 516,815.88 - Step 4: Simplify right side
946,537.08x = 675,070,711,466.49 - Step 5: Solve for x
x = 675,070,711,466.49/946,537.08 - Step 6: Final answer
x = 713,200.49
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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.