Finding the Fourth Proportional to 563,912.26, 778,240.07 and 322,189.63
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Solution
The fourth proportional to 563,912.26, 778,240.07 and 322,189.63 is: 444,645.20
Step by Step Solution
- Step 1: Write the proportion equation
563,912.26 : 778,240.07 = 322,189.63 : x - Step 2: Convert to fraction form
563,912.26/778,240.07 = 322,189.63/x - Step 3: Cross multiply
563,912.26x = 778,240.07 × 322,189.63 - Step 4: Simplify right side
563,912.26x = 250,740,877,856.14 - Step 5: Solve for x
x = 250,740,877,856.14/563,912.26 - Step 6: Final answer
x = 444,645.20
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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.