Finding the Fourth Proportional to 625,245.96, 862,828.08 and 353,308.08
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Solution
The fourth proportional to 625,245.96, 862,828.08 and 353,308.08 is: 487,558.74
Step by Step Solution
- Step 1: Write the proportion equation
625,245.96 : 862,828.08 = 353,308.08 : x - Step 2: Convert to fraction form
625,245.96/862,828.08 = 353,308.08/x - Step 3: Cross multiply
625,245.96x = 862,828.08 × 353,308.08 - Step 4: Simplify right side
625,245.96x = 304,844,132,314.89 - Step 5: Solve for x
x = 304,844,132,314.89/625,245.96 - Step 6: Final answer
x = 487,558.74
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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.