Finding the Fourth Proportional to 854,485.02, 1,282,497.93 and 455,458.14
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Solution
The fourth proportional to 854,485.02, 1,282,497.93 and 455,458.14 is: 683,597.85
Step by Step Solution
- Step 1: Write the proportion equation
854,485.02 : 1,282,497.93 = 455,458.14 : x - Step 2: Convert to fraction form
854,485.02/1,282,497.93 = 455,458.14/x - Step 3: Cross multiply
854,485.02x = 1,282,497.93 × 455,458.14 - Step 4: Simplify right side
854,485.02x = 584,124,121,751.65 - Step 5: Solve for x
x = 584,124,121,751.65/854,485.02 - Step 6: Final answer
x = 683,597.85
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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.