Finding the Fourth Proportional to 284,164.56, 426,246.72 and 84,484.08
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Solution
The fourth proportional to 284,164.56, 426,246.72 and 84,484.08 is: 126,726.08
Step by Step Solution
- Step 1: Write the proportion equation
284,164.56 : 426,246.72 = 84,484.08 : x - Step 2: Convert to fraction form
284,164.56/426,246.72 = 84,484.08/x - Step 3: Cross multiply
284,164.56x = 426,246.72 × 84,484.08 - Step 4: Simplify right side
284,164.56x = 36,011,061,992.22 - Step 5: Solve for x
x = 36,011,061,992.22/284,164.56 - Step 6: Final answer
x = 126,726.08
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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.