Finding the Fourth Proportional to 626,538.26, 864,599.66 and 340,052.19
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Solution
The fourth proportional to 626,538.26, 864,599.66 and 340,052.19 is: 469,259.47
Step by Step Solution
- Step 1: Write the proportion equation
626,538.26 : 864,599.66 = 340,052.19 : x - Step 2: Convert to fraction form
626,538.26/864,599.66 = 340,052.19/x - Step 3: Cross multiply
626,538.26x = 864,599.66 × 340,052.19 - Step 4: Simplify right side
626,538.26x = 294,009,008,706.39 - Step 5: Solve for x
x = 294,009,008,706.39/626,538.26 - Step 6: Final answer
x = 469,259.47
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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.