Finding the Fourth Proportional to 651,628.24, 977,135.64 and 252,455.92
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Solution
The fourth proportional to 651,628.24, 977,135.64 and 252,455.92 is: 378,565.05
Step by Step Solution
- Step 1: Write the proportion equation
651,628.24 : 977,135.64 = 252,455.92 : x - Step 2: Convert to fraction form
651,628.24/977,135.64 = 252,455.92/x - Step 3: Cross multiply
651,628.24x = 977,135.64 × 252,455.92 - Step 4: Simplify right side
651,628.24x = 246,683,676,960.99 - Step 5: Solve for x
x = 246,683,676,960.99/651,628.24 - Step 6: Final answer
x = 378,565.05
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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.