Finding the Fourth Proportional to 469,397.92, 647,773.18 and 254,537.99
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Solution
The fourth proportional to 469,397.92, 647,773.18 and 254,537.99 is: 351,264.63
Step by Step Solution
- Step 1: Write the proportion equation
469,397.92 : 647,773.18 = 254,537.99 : x - Step 2: Convert to fraction form
469,397.92/647,773.18 = 254,537.99/x - Step 3: Cross multiply
469,397.92x = 647,773.18 × 254,537.99 - Step 4: Simplify right side
469,397.92x = 164,882,886,842.55 - Step 5: Solve for x
x = 164,882,886,842.55/469,397.92 - Step 6: Final answer
x = 351,264.63
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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.