Finding the Fourth Proportional to 317,273.84, 475,674.08 and 190,884.47
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Solution
The fourth proportional to 317,273.84, 475,674.08 and 190,884.47 is: 286,184.31
Step by Step Solution
- Step 1: Write the proportion equation
317,273.84 : 475,674.08 = 190,884.47 : x - Step 2: Convert to fraction form
317,273.84/475,674.08 = 190,884.47/x - Step 3: Cross multiply
317,273.84x = 475,674.08 × 190,884.47 - Step 4: Simplify right side
317,273.84x = 90,798,795,468.46 - Step 5: Solve for x
x = 90,798,795,468.46/317,273.84 - Step 6: Final answer
x = 286,184.31
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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.