Finding the Fourth Proportional to 526,962.58, 789,959.50 and 189,920.75
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Solution
The fourth proportional to 526,962.58, 789,959.50 and 189,920.75 is: 284,706.55
Step by Step Solution
- Step 1: Write the proportion equation
526,962.58 : 789,959.50 = 189,920.75 : x - Step 2: Convert to fraction form
526,962.58/789,959.50 = 189,920.75/x - Step 3: Cross multiply
526,962.58x = 789,959.50 × 189,920.75 - Step 4: Simplify right side
526,962.58x = 150,029,696,285.03 - Step 5: Solve for x
x = 150,029,696,285.03/526,962.58 - Step 6: Final answer
x = 284,706.55
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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.