Finding the Fourth Proportional to 426,258.04, 588,194.18 and 235,259.12
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Solution
The fourth proportional to 426,258.04, 588,194.18 and 235,259.12 is: 324,634.45
Step by Step Solution
- Step 1: Write the proportion equation
426,258.04 : 588,194.18 = 235,259.12 : x - Step 2: Convert to fraction form
426,258.04/588,194.18 = 235,259.12/x - Step 3: Cross multiply
426,258.04x = 588,194.18 × 235,259.12 - Step 4: Simplify right side
426,258.04x = 138,378,045,175.92 - Step 5: Solve for x
x = 138,378,045,175.92/426,258.04 - Step 6: Final answer
x = 324,634.45
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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.