Finding the Fourth Proportional to 585,620.68, 808,157.46 and 317,348.68
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Solution
The fourth proportional to 585,620.68, 808,157.46 and 317,348.68 is: 437,941.68
Step by Step Solution
- Step 1: Write the proportion equation
585,620.68 : 808,157.46 = 317,348.68 : x - Step 2: Convert to fraction form
585,620.68/808,157.46 = 317,348.68/x - Step 3: Cross multiply
585,620.68x = 808,157.46 × 317,348.68 - Step 4: Simplify right side
585,620.68x = 256,467,703,163.15 - Step 5: Solve for x
x = 256,467,703,163.15/585,620.68 - Step 6: Final answer
x = 437,941.68
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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.