Finding the Fourth Proportional to 689,110.48, 950,896.35 and 413,453.68
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Solution
The fourth proportional to 689,110.48, 950,896.35 and 413,453.68 is: 570,520.41
Step by Step Solution
- Step 1: Write the proportion equation
689,110.48 : 950,896.35 = 413,453.68 : x - Step 2: Convert to fraction form
689,110.48/950,896.35 = 413,453.68/x - Step 3: Cross multiply
689,110.48x = 950,896.35 × 413,453.68 - Step 4: Simplify right side
689,110.48x = 393,151,595,206.07 - Step 5: Solve for x
x = 393,151,595,206.07/689,110.48 - Step 6: Final answer
x = 570,520.41
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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.