Finding the Fourth Proportional to 453,313.26, 625,573.77 and 249,379.70
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Solution
The fourth proportional to 453,313.26, 625,573.77 and 249,379.70 is: 344,144.79
Step by Step Solution
- Step 1: Write the proportion equation
453,313.26 : 625,573.77 = 249,379.70 : x - Step 2: Convert to fraction form
453,313.26/625,573.77 = 249,379.70/x - Step 3: Cross multiply
453,313.26x = 625,573.77 × 249,379.70 - Step 4: Simplify right side
453,313.26x = 156,005,395,027.43 - Step 5: Solve for x
x = 156,005,395,027.43/453,313.26 - Step 6: Final answer
x = 344,144.79
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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.