Finding the Fourth Proportional to 516,998.21, 775,497.58 and 236,318.63
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Solution
The fourth proportional to 516,998.21, 775,497.58 and 236,318.63 is: 354,478.06
Step by Step Solution
- Step 1: Write the proportion equation
516,998.21 : 775,497.58 = 236,318.63 : x - Step 2: Convert to fraction form
516,998.21/775,497.58 = 236,318.63/x - Step 3: Cross multiply
516,998.21x = 775,497.58 × 236,318.63 - Step 4: Simplify right side
516,998.21x = 183,264,521,205.63 - Step 5: Solve for x
x = 183,264,521,205.63/516,998.21 - Step 6: Final answer
x = 354,478.06
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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.