Finding the Fourth Proportional to 606,238.94, 836,657.43 and 334,331.66
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Solution
The fourth proportional to 606,238.94, 836,657.43 and 334,331.66 is: 461,403.99
Step by Step Solution
- Step 1: Write the proportion equation
606,238.94 : 836,657.43 = 334,331.66 : x - Step 2: Convert to fraction form
606,238.94/836,657.43 = 334,331.66/x - Step 3: Cross multiply
606,238.94x = 836,657.43 × 334,331.66 - Step 4: Simplify right side
606,238.94x = 279,721,067,423.23 - Step 5: Solve for x
x = 279,721,067,423.23/606,238.94 - Step 6: Final answer
x = 461,403.99
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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.