Finding the Fourth Proportional to 461,493.98, 692,235.39 and 119,907.18
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Solution
The fourth proportional to 461,493.98, 692,235.39 and 119,907.18 is: 179,859.32
Step by Step Solution
- Step 1: Write the proportion equation
461,493.98 : 692,235.39 = 119,907.18 : x - Step 2: Convert to fraction form
461,493.98/692,235.39 = 119,907.18/x - Step 3: Cross multiply
461,493.98x = 692,235.39 × 119,907.18 - Step 4: Simplify right side
461,493.98x = 83,003,992,080.28 - Step 5: Solve for x
x = 83,003,992,080.28/461,493.98 - Step 6: Final answer
x = 179,859.32
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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.