Finding the Fourth Proportional to 583,409.70, 875,114.55 and 490,097.70
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Solution
The fourth proportional to 583,409.70, 875,114.55 and 490,097.70 is: 735,146.55
Step by Step Solution
- Step 1: Write the proportion equation
583,409.70 : 875,114.55 = 490,097.70 : x - Step 2: Convert to fraction form
583,409.70/875,114.55 = 490,097.70/x - Step 3: Cross multiply
583,409.70x = 875,114.55 × 490,097.70 - Step 4: Simplify right side
583,409.70x = 428,891,628,191.54 - Step 5: Solve for x
x = 428,891,628,191.54/583,409.70 - Step 6: Final answer
x = 735,146.55
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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.