Finding the Fourth Proportional to 575,283.10, 863,049.21 and 220,297.14
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Solution
The fourth proportional to 575,283.10, 863,049.21 and 220,297.14 is: 330,493.41
Step by Step Solution
- Step 1: Write the proportion equation
575,283.10 : 863,049.21 = 220,297.14 : x - Step 2: Convert to fraction form
575,283.10/863,049.21 = 220,297.14/x - Step 3: Cross multiply
575,283.10x = 863,049.21 × 220,297.14 - Step 4: Simplify right side
575,283.10x = 190,127,272,642.26 - Step 5: Solve for x
x = 190,127,272,642.26/575,283.10 - Step 6: Final answer
x = 330,493.41
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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.