Finding the Fourth Proportional to 601,069.63, 829,486.29 and 329,133.19
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Solution
The fourth proportional to 601,069.63, 829,486.29 and 329,133.19 is: 454,209.39
Step by Step Solution
- Step 1: Write the proportion equation
601,069.63 : 829,486.29 = 329,133.19 : x - Step 2: Convert to fraction form
601,069.63/829,486.29 = 329,133.19/x - Step 3: Cross multiply
601,069.63x = 829,486.29 × 329,133.19 - Step 4: Simplify right side
601,069.63x = 273,011,468,688.97 - Step 5: Solve for x
x = 273,011,468,688.97/601,069.63 - Step 6: Final answer
x = 454,209.39
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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.