Finding the Fourth Proportional to 956,486.70, 1,319,935.56 and 526,806.84
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Solution
The fourth proportional to 956,486.70, 1,319,935.56 and 526,806.84 is: 726,984.58
Step by Step Solution
- Step 1: Write the proportion equation
956,486.70 : 1,319,935.56 = 526,806.84 : x - Step 2: Convert to fraction form
956,486.70/1,319,935.56 = 526,806.84/x - Step 3: Cross multiply
956,486.70x = 1,319,935.56 × 526,806.84 - Step 4: Simplify right side
956,486.70x = 695,351,081,367.23 - Step 5: Solve for x
x = 695,351,081,367.23/956,486.70 - Step 6: Final answer
x = 726,984.58
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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.