Finding the Fourth Proportional to 526,604.08, 726,710.32 and 284,885.68
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Solution
The fourth proportional to 526,604.08, 726,710.32 and 284,885.68 is: 393,140.45
Step by Step Solution
- Step 1: Write the proportion equation
526,604.08 : 726,710.32 = 284,885.68 : x - Step 2: Convert to fraction form
526,604.08/726,710.32 = 284,885.68/x - Step 3: Cross multiply
526,604.08x = 726,710.32 × 284,885.68 - Step 4: Simplify right side
526,604.08x = 207,029,363,676.22 - Step 5: Solve for x
x = 207,029,363,676.22/526,604.08 - Step 6: Final answer
x = 393,140.45
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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.