Finding the Fourth Proportional to 417,861.06, 576,652.44 and 226,876.02
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Solution
The fourth proportional to 417,861.06, 576,652.44 and 226,876.02 is: 313,091.18
Step by Step Solution
- Step 1: Write the proportion equation
417,861.06 : 576,652.44 = 226,876.02 : x - Step 2: Convert to fraction form
417,861.06/576,652.44 = 226,876.02/x - Step 3: Cross multiply
417,861.06x = 576,652.44 × 226,876.02 - Step 4: Simplify right side
417,861.06x = 130,828,610,510.49 - Step 5: Solve for x
x = 130,828,610,510.49/417,861.06 - Step 6: Final answer
x = 313,091.18
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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.