Finding the Fourth Proportional to 787,798.08, 1,181,593.44 and 219,216.96
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Solution
The fourth proportional to 787,798.08, 1,181,593.44 and 219,216.96 is: 328,796.59
Step by Step Solution
- Step 1: Write the proportion equation
787,798.08 : 1,181,593.44 = 219,216.96 : x - Step 2: Convert to fraction form
787,798.08/1,181,593.44 = 219,216.96/x - Step 3: Cross multiply
787,798.08x = 1,181,593.44 × 219,216.96 - Step 4: Simplify right side
787,798.08x = 259,025,321,872.74 - Step 5: Solve for x
x = 259,025,321,872.74/787,798.08 - Step 6: Final answer
x = 328,796.59
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1.5x scale
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.