Finding the Fourth Proportional to 647,236.99, 970,854.65 and 173,922.36
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Solution
The fourth proportional to 647,236.99, 970,854.65 and 173,922.36 is: 260,883.32
Step by Step Solution
- Step 1: Write the proportion equation
647,236.99 : 970,854.65 = 173,922.36 : x - Step 2: Convert to fraction form
647,236.99/970,854.65 = 173,922.36/x - Step 3: Cross multiply
647,236.99x = 970,854.65 × 173,922.36 - Step 4: Simplify right side
647,236.99x = 168,853,333,937.31 - Step 5: Solve for x
x = 168,853,333,937.31/647,236.99 - Step 6: Final answer
x = 260,883.32
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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.