Finding the Fourth Proportional to 351,088.36, 526,927.90 and 328,944.96
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Solution
The fourth proportional to 351,088.36, 526,927.90 and 328,944.96 is: 493,694.17
Step by Step Solution
- Step 1: Write the proportion equation
351,088.36 : 526,927.90 = 328,944.96 : x - Step 2: Convert to fraction form
351,088.36/526,927.90 = 328,944.96/x - Step 3: Cross multiply
351,088.36x = 526,927.90 × 328,944.96 - Step 4: Simplify right side
351,088.36x = 173,330,276,988.38 - Step 5: Solve for x
x = 173,330,276,988.38/351,088.36 - Step 6: Final answer
x = 493,694.17
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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.