Finding the Fourth Proportional to 873,623.52, 1,310,289.12 and 242,601.12
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Solution
The fourth proportional to 873,623.52, 1,310,289.12 and 242,601.12 is: 363,861.09
Step by Step Solution
- Step 1: Write the proportion equation
873,623.52 : 1,310,289.12 = 242,601.12 : x - Step 2: Convert to fraction form
873,623.52/1,310,289.12 = 242,601.12/x - Step 3: Cross multiply
873,623.52x = 1,310,289.12 × 242,601.12 - Step 4: Simplify right side
873,623.52x = 317,877,608,035.81 - Step 5: Solve for x
x = 317,877,608,035.81/873,623.52 - Step 6: Final answer
x = 363,861.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.