Finding the Fourth Proportional to 403,794.28, 557,236.12 and 234,126.82
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Solution
The fourth proportional to 403,794.28, 557,236.12 and 234,126.82 is: 323,095.02
Step by Step Solution
- Step 1: Write the proportion equation
403,794.28 : 557,236.12 = 234,126.82 : x - Step 2: Convert to fraction form
403,794.28/557,236.12 = 234,126.82/x - Step 3: Cross multiply
403,794.28x = 557,236.12 × 234,126.82 - Step 4: Simplify right side
403,794.28x = 130,463,920,764.74 - Step 5: Solve for x
x = 130,463,920,764.74/403,794.28 - Step 6: Final answer
x = 323,095.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.