Finding the Fourth Proportional to 481,292.31, 664,188.63 and 266,435.96
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Solution
The fourth proportional to 481,292.31, 664,188.63 and 266,435.96 is: 367,684.52
Step by Step Solution
- Step 1: Write the proportion equation
481,292.31 : 664,188.63 = 266,435.96 : x - Step 2: Convert to fraction form
481,292.31/664,188.63 = 266,435.96/x - Step 3: Cross multiply
481,292.31x = 664,188.63 × 266,435.96 - Step 4: Simplify right side
481,292.31x = 176,963,731,934.19 - Step 5: Solve for x
x = 176,963,731,934.19/481,292.31 - Step 6: Final answer
x = 367,684.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.