Finding the Fourth Proportional to 426,394.06, 588,422.17 and 235,406.08
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Solution
The fourth proportional to 426,394.06, 588,422.17 and 235,406.08 is: 324,859.49
Step by Step Solution
- Step 1: Write the proportion equation
426,394.06 : 588,422.17 = 235,406.08 : x - Step 2: Convert to fraction form
426,394.06/588,422.17 = 235,406.08/x - Step 3: Cross multiply
426,394.06x = 588,422.17 × 235,406.08 - Step 4: Simplify right side
426,394.06x = 138,518,154,365.22 - Step 5: Solve for x
x = 138,518,154,365.22/426,394.06 - Step 6: Final answer
x = 324,859.49
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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.