Finding the Fourth Proportional to 473,958.92, 654,063.86 and 272,755.08
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Solution
The fourth proportional to 473,958.92, 654,063.86 and 272,755.08 is: 376,402.33
Step by Step Solution
- Step 1: Write the proportion equation
473,958.92 : 654,063.86 = 272,755.08 : x - Step 2: Convert to fraction form
473,958.92/654,063.86 = 272,755.08/x - Step 3: Cross multiply
473,958.92x = 654,063.86 × 272,755.08 - Step 4: Simplify right side
473,958.92x = 178,399,240,459.41 - Step 5: Solve for x
x = 178,399,240,459.41/473,958.92 - Step 6: Final answer
x = 376,402.33
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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.