Finding the Fourth Proportional to 448,285.48, 672,526.62 and 132,767.08
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Solution
The fourth proportional to 448,285.48, 672,526.62 and 132,767.08 is: 199,179.76
Step by Step Solution
- Step 1: Write the proportion equation
448,285.48 : 672,526.62 = 132,767.08 : x - Step 2: Convert to fraction form
448,285.48/672,526.62 = 132,767.08/x - Step 3: Cross multiply
448,285.48x = 672,526.62 × 132,767.08 - Step 4: Simplify right side
448,285.48x = 89,289,395,559.67 - Step 5: Solve for x
x = 89,289,395,559.67/448,285.48 - Step 6: Final answer
x = 199,179.76
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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.