Finding the Fourth Proportional to 864,135.60, 1,296,203.40 and 565,537.20
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Solution
The fourth proportional to 864,135.60, 1,296,203.40 and 565,537.20 is: 848,305.80
Step by Step Solution
- Step 1: Write the proportion equation
864,135.60 : 1,296,203.40 = 565,537.20 : x - Step 2: Convert to fraction form
864,135.60/1,296,203.40 = 565,537.20/x - Step 3: Cross multiply
864,135.60x = 1,296,203.40 × 565,537.20 - Step 4: Simplify right side
864,135.60x = 733,051,241,466.48 - Step 5: Solve for x
x = 733,051,241,466.48/864,135.60 - Step 6: Final answer
x = 848,305.80
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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.