Finding the Fourth Proportional to 426,412.32, 588,449.88 and 235,426.08
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Solution
The fourth proportional to 426,412.32, 588,449.88 and 235,426.08 is: 324,888.48
Step by Step Solution
- Step 1: Write the proportion equation
426,412.32 : 588,449.88 = 235,426.08 : x - Step 2: Convert to fraction form
426,412.32/588,449.88 = 235,426.08/x - Step 3: Cross multiply
426,412.32x = 588,449.88 × 235,426.08 - Step 4: Simplify right side
426,412.32x = 138,536,448,524.87 - Step 5: Solve for x
x = 138,536,448,524.87/426,412.32 - Step 6: Final answer
x = 324,888.48
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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.