Finding the Fourth Proportional to 438,360.68, 657,547.52 and 122,797.64
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Solution
The fourth proportional to 438,360.68, 657,547.52 and 122,797.64 is: 184,198.27
Step by Step Solution
- Step 1: Write the proportion equation
438,360.68 : 657,547.52 = 122,797.64 : x - Step 2: Convert to fraction form
438,360.68/657,547.52 = 122,797.64/x - Step 3: Cross multiply
438,360.68x = 657,547.52 × 122,797.64 - Step 4: Simplify right side
438,360.68x = 80,745,279,742.13 - Step 5: Solve for x
x = 80,745,279,742.13/438,360.68 - Step 6: Final answer
x = 184,198.27
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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.