Finding the Fourth Proportional to 601,498.09, 830,035.58 and 343,364.79
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Solution
The fourth proportional to 601,498.09, 830,035.58 and 343,364.79 is: 473,825.27
Step by Step Solution
- Step 1: Write the proportion equation
601,498.09 : 830,035.58 = 343,364.79 : x - Step 2: Convert to fraction form
601,498.09/830,035.58 = 343,364.79/x - Step 3: Cross multiply
601,498.09x = 830,035.58 × 343,364.79 - Step 4: Simplify right side
601,498.09x = 285,004,992,619.23 - Step 5: Solve for x
x = 285,004,992,619.23/601,498.09 - Step 6: Final answer
x = 473,825.27
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1.5x scale
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.