Finding the Fourth Proportional to 455,094.13, 628,044.96 and 248,373.82
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Solution
The fourth proportional to 455,094.13, 628,044.96 and 248,373.82 is: 342,764.09
Step by Step Solution
- Step 1: Write the proportion equation
455,094.13 : 628,044.96 = 248,373.82 : x - Step 2: Convert to fraction form
455,094.13/628,044.96 = 248,373.82/x - Step 3: Cross multiply
455,094.13x = 628,044.96 × 248,373.82 - Step 4: Simplify right side
455,094.13x = 155,989,925,846.95 - Step 5: Solve for x
x = 155,989,925,846.95/455,094.13 - Step 6: Final answer
x = 342,764.09
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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.