Finding the Fourth Proportional to 516,984.76, 775,326.48 and 201,366.64
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Solution
The fourth proportional to 516,984.76, 775,326.48 and 201,366.64 is: 301,991.28
Step by Step Solution
- Step 1: Write the proportion equation
516,984.76 : 775,326.48 = 201,366.64 : x - Step 2: Convert to fraction form
516,984.76/775,326.48 = 201,366.64/x - Step 3: Cross multiply
516,984.76x = 775,326.48 × 201,366.64 - Step 4: Simplify right side
516,984.76x = 156,124,888,180.63 - Step 5: Solve for x
x = 156,124,888,180.63/516,984.76 - Step 6: Final answer
x = 301,991.28
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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.