Finding the Fourth Proportional to 405,647.04, 559,788.12 and 224,344.74
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Solution
The fourth proportional to 405,647.04, 559,788.12 and 224,344.74 is: 309,593.09
Step by Step Solution
- Step 1: Write the proportion equation
405,647.04 : 559,788.12 = 224,344.74 : x - Step 2: Convert to fraction form
405,647.04/559,788.12 = 224,344.74/x - Step 3: Cross multiply
405,647.04x = 559,788.12 × 224,344.74 - Step 4: Simplify right side
405,647.04x = 125,585,520,236.49 - Step 5: Solve for x
x = 125,585,520,236.49/405,647.04 - Step 6: Final answer
x = 309,593.09
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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.