Finding the Fourth Proportional to 956,321.62, 1,319,723.82 and 526,600.72
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Solution
The fourth proportional to 956,321.62, 1,319,723.82 and 526,600.72 is: 726,708.99
Step by Step Solution
- Step 1: Write the proportion equation
956,321.62 : 1,319,723.82 = 526,600.72 : x - Step 2: Convert to fraction form
956,321.62/1,319,723.82 = 526,600.72/x - Step 3: Cross multiply
956,321.62x = 1,319,723.82 × 526,600.72 - Step 4: Simplify right side
956,321.62x = 694,967,513,813.15 - Step 5: Solve for x
x = 694,967,513,813.15/956,321.62 - Step 6: Final answer
x = 726,708.99
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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.