Finding the Fourth Proportional to 583,821.52, 876,060.36 and 317,600.68
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Solution
The fourth proportional to 583,821.52, 876,060.36 and 317,600.68 is: 476,579.50
Step by Step Solution
- Step 1: Write the proportion equation
583,821.52 : 876,060.36 = 317,600.68 : x - Step 2: Convert to fraction form
583,821.52/876,060.36 = 317,600.68/x - Step 3: Cross multiply
583,821.52x = 876,060.36 × 317,600.68 - Step 4: Simplify right side
583,821.52x = 278,237,366,057.05 - Step 5: Solve for x
x = 278,237,366,057.05/583,821.52 - Step 6: Final answer
x = 476,579.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.