Finding the Fourth Proportional to 526,610.97, 726,722.15 and 284,893.74
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Solution
The fourth proportional to 526,610.97, 726,722.15 and 284,893.74 is: 393,152.82
Step by Step Solution
- Step 1: Write the proportion equation
526,610.97 : 726,722.15 = 284,893.74 : x - Step 2: Convert to fraction form
526,610.97/726,722.15 = 284,893.74/x - Step 3: Cross multiply
526,610.97x = 726,722.15 × 284,893.74 - Step 4: Simplify right side
526,610.97x = 207,038,589,829.87 - Step 5: Solve for x
x = 207,038,589,829.87/526,610.97 - Step 6: Final answer
x = 393,152.82
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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.