Finding the Fourth Proportional to 565,536.14, 848,296.80 and 139,075.65
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Solution
The fourth proportional to 565,536.14, 848,296.80 and 139,075.65 is: 208,611.65
Step by Step Solution
- Step 1: Write the proportion equation
565,536.14 : 848,296.80 = 139,075.65 : x - Step 2: Convert to fraction form
565,536.14/848,296.80 = 139,075.65/x - Step 3: Cross multiply
565,536.14x = 848,296.80 × 139,075.65 - Step 4: Simplify right side
565,536.14x = 117,977,428,852.92 - Step 5: Solve for x
x = 117,977,428,852.92/565,536.14 - Step 6: Final answer
x = 208,611.65
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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.