Finding the Fourth Proportional to 351,089.36, 526,929.40 and 328,945.96
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Solution
The fourth proportional to 351,089.36, 526,929.40 and 328,945.96 is: 493,695.67
Step by Step Solution
- Step 1: Write the proportion equation
351,089.36 : 526,929.40 = 328,945.96 : x - Step 2: Convert to fraction form
351,089.36/526,929.40 = 328,945.96/x - Step 3: Cross multiply
351,089.36x = 526,929.40 × 328,945.96 - Step 4: Simplify right side
351,089.36x = 173,331,297,335.22 - Step 5: Solve for x
x = 173,331,297,335.22/351,089.36 - Step 6: Final answer
x = 493,695.67
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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.