Finding the Fourth Proportional to 517,642.01, 776,911.43 and 516,445.08
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Solution
The fourth proportional to 517,642.01, 776,911.43 and 516,445.08 is: 775,115.00
Step by Step Solution
- Step 1: Write the proportion equation
517,642.01 : 776,911.43 = 516,445.08 : x - Step 2: Convert to fraction form
517,642.01/776,911.43 = 516,445.08/x - Step 3: Cross multiply
517,642.01x = 776,911.43 × 516,445.08 - Step 4: Simplify right side
517,642.01x = 401,232,085,619.26 - Step 5: Solve for x
x = 401,232,085,619.26/517,642.01 - Step 6: Final answer
x = 775,115.00
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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.