Finding the Fourth Proportional to 411,045.74, 567,199.74 and 229,738.58
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Solution
The fourth proportional to 411,045.74, 567,199.74 and 229,738.58 is: 317,014.99
Step by Step Solution
- Step 1: Write the proportion equation
411,045.74 : 567,199.74 = 229,738.58 : x - Step 2: Convert to fraction form
411,045.74/567,199.74 = 229,738.58/x - Step 3: Cross multiply
411,045.74x = 567,199.74 × 229,738.58 - Step 4: Simplify right side
411,045.74x = 130,307,662,843.97 - Step 5: Solve for x
x = 130,307,662,843.97/411,045.74 - Step 6: Final answer
x = 317,014.99
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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.