Finding the Fourth Proportional to 319,764.24, 441,275.61 and 174,570.26
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Solution
The fourth proportional to 319,764.24, 441,275.61 and 174,570.26 is: 240,907.48
Step by Step Solution
- Step 1: Write the proportion equation
319,764.24 : 441,275.61 = 174,570.26 : x - Step 2: Convert to fraction form
319,764.24/441,275.61 = 174,570.26/x - Step 3: Cross multiply
319,764.24x = 441,275.61 × 174,570.26 - Step 4: Simplify right side
319,764.24x = 77,033,597,969.36 - Step 5: Solve for x
x = 77,033,597,969.36/319,764.24 - Step 6: Final answer
x = 240,907.48
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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.