Finding the Fourth Proportional to 539,448.44, 809,211.66 and 207,024.44
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Solution
The fourth proportional to 539,448.44, 809,211.66 and 207,024.44 is: 310,551.63
Step by Step Solution
- Step 1: Write the proportion equation
539,448.44 : 809,211.66 = 207,024.44 : x - Step 2: Convert to fraction form
539,448.44/809,211.66 = 207,024.44/x - Step 3: Cross multiply
539,448.44x = 809,211.66 × 207,024.44 - Step 4: Simplify right side
539,448.44x = 167,526,590,752.97 - Step 5: Solve for x
x = 167,526,590,752.97/539,448.44 - Step 6: Final answer
x = 310,551.63
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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.