Finding the Fourth Proportional to 816,498.70, 1,224,748.05 and 373,266.70
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Solution
The fourth proportional to 816,498.70, 1,224,748.05 and 373,266.70 is: 559,900.05
Step by Step Solution
- Step 1: Write the proportion equation
816,498.70 : 1,224,748.05 = 373,266.70 : x - Step 2: Convert to fraction form
816,498.70/1,224,748.05 = 373,266.70/x - Step 3: Cross multiply
816,498.70x = 1,224,748.05 × 373,266.70 - Step 4: Simplify right side
816,498.70x = 457,157,662,954.94 - Step 5: Solve for x
x = 457,157,662,954.94/816,498.70 - Step 6: Final answer
x = 559,900.05
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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.