Finding the Fourth Proportional to 351,479.10, 526,829.85 and 193,820.70
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Solution
The fourth proportional to 351,479.10, 526,829.85 and 193,820.70 is: 290,516.65
Step by Step Solution
- Step 1: Write the proportion equation
351,479.10 : 526,829.85 = 193,820.70 : x - Step 2: Convert to fraction form
351,479.10/526,829.85 = 193,820.70/x - Step 3: Cross multiply
351,479.10x = 526,829.85 × 193,820.70 - Step 4: Simplify right side
351,479.10x = 102,110,530,307.90 - Step 5: Solve for x
x = 102,110,530,307.90/351,479.10 - Step 6: Final answer
x = 290,516.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.