Finding the Fourth Proportional to 440,194.64, 606,108.40 and 343,787.92
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Solution
The fourth proportional to 440,194.64, 606,108.40 and 343,787.92 is: 473,365.02
Step by Step Solution
- Step 1: Write the proportion equation
440,194.64 : 606,108.40 = 343,787.92 : x - Step 2: Convert to fraction form
440,194.64/606,108.40 = 343,787.92/x - Step 3: Cross multiply
440,194.64x = 606,108.40 × 343,787.92 - Step 4: Simplify right side
440,194.64x = 208,372,746,130.53 - Step 5: Solve for x
x = 208,372,746,130.53/440,194.64 - Step 6: Final answer
x = 473,365.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.