Finding the Fourth Proportional to 514,785.12, 772,193.93 and 177,844.96
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Solution
The fourth proportional to 514,785.12, 772,193.93 and 177,844.96 is: 266,773.05
Step by Step Solution
- Step 1: Write the proportion equation
514,785.12 : 772,193.93 = 177,844.96 : x - Step 2: Convert to fraction form
514,785.12/772,193.93 = 177,844.96/x - Step 3: Cross multiply
514,785.12x = 772,193.93 × 177,844.96 - Step 4: Simplify right side
514,785.12x = 137,330,798,593.09 - Step 5: Solve for x
x = 137,330,798,593.09/514,785.12 - Step 6: Final answer
x = 266,773.05
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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.