Finding the Fourth Proportional to 513,543.74, 708,563.03 and 332,037.26
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Solution
The fourth proportional to 513,543.74, 708,563.03 and 332,037.26 is: 458,129.09
Step by Step Solution
- Step 1: Write the proportion equation
513,543.74 : 708,563.03 = 332,037.26 : x - Step 2: Convert to fraction form
513,543.74/708,563.03 = 332,037.26/x - Step 3: Cross multiply
513,543.74x = 708,563.03 × 332,037.26 - Step 4: Simplify right side
513,543.74x = 235,269,329,620.00 - Step 5: Solve for x
x = 235,269,329,620.00/513,543.74 - Step 6: Final answer
x = 458,129.09
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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.