Finding the Fourth Proportional to 426,695.96, 588,817.68 and 245,379.08
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Solution
The fourth proportional to 426,695.96, 588,817.68 and 245,379.08 is: 338,610.05
Step by Step Solution
- Step 1: Write the proportion equation
426,695.96 : 588,817.68 = 245,379.08 : x - Step 2: Convert to fraction form
426,695.96/588,817.68 = 245,379.08/x - Step 3: Cross multiply
426,695.96x = 588,817.68 × 245,379.08 - Step 4: Simplify right side
426,695.96x = 144,483,540,606.13 - Step 5: Solve for x
x = 144,483,540,606.13/426,695.96 - Step 6: Final answer
x = 338,610.05
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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.