Finding the Fourth Proportional to 499,044.06, 688,697.79 and 272,704.14
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Solution
The fourth proportional to 499,044.06, 688,697.79 and 272,704.14 is: 376,341.00
Step by Step Solution
- Step 1: Write the proportion equation
499,044.06 : 688,697.79 = 272,704.14 : x - Step 2: Convert to fraction form
499,044.06/688,697.79 = 272,704.14/x - Step 3: Cross multiply
499,044.06x = 688,697.79 × 272,704.14 - Step 4: Simplify right side
499,044.06x = 187,810,738,541.85 - Step 5: Solve for x
x = 187,810,738,541.85/499,044.06 - Step 6: Final answer
x = 376,341.00
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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.