Finding the Fourth Proportional to 319,824.51, 441,364.71 and 176,593.62
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Solution
The fourth proportional to 319,824.51, 441,364.71 and 176,593.62 is: 243,703.00
Step by Step Solution
- Step 1: Write the proportion equation
319,824.51 : 441,364.71 = 176,593.62 : x - Step 2: Convert to fraction form
319,824.51/441,364.71 = 176,593.62/x - Step 3: Cross multiply
319,824.51x = 441,364.71 × 176,593.62 - Step 4: Simplify right side
319,824.51x = 77,942,191,879.15 - Step 5: Solve for x
x = 77,942,191,879.15/319,824.51 - Step 6: Final answer
x = 243,703.00
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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.