Finding the Fourth Proportional to 816,601.10, 1,224,901.65 and 590,902.70
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Solution
The fourth proportional to 816,601.10, 1,224,901.65 and 590,902.70 is: 886,354.05
Step by Step Solution
- Step 1: Write the proportion equation
816,601.10 : 1,224,901.65 = 590,902.70 : x - Step 2: Convert to fraction form
816,601.10/1,224,901.65 = 590,902.70/x - Step 3: Cross multiply
816,601.10x = 1,224,901.65 × 590,902.70 - Step 4: Simplify right side
816,601.10x = 723,797,692,219.46 - Step 5: Solve for x
x = 723,797,692,219.46/816,601.10 - Step 6: Final answer
x = 886,354.05
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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.