Finding the Fourth Proportional to 894,702.76, 1,234,282.92 and 531,920.80
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Solution
The fourth proportional to 894,702.76, 1,234,282.92 and 531,920.80 is: 733,808.80
Step by Step Solution
- Step 1: Write the proportion equation
894,702.76 : 1,234,282.92 = 531,920.80 : x - Step 2: Convert to fraction form
894,702.76/1,234,282.92 = 531,920.80/x - Step 3: Cross multiply
894,702.76x = 1,234,282.92 × 531,920.80 - Step 4: Simplify right side
894,702.76x = 656,540,758,232.74 - Step 5: Solve for x
x = 656,540,758,232.74/894,702.76 - Step 6: Final answer
x = 733,808.80
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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.