Finding the Fourth Proportional to 417,583.74, 576,267.11 and 226,597.13
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Solution
The fourth proportional to 417,583.74, 576,267.11 and 226,597.13 is: 312,704.88
Step by Step Solution
- Step 1: Write the proportion equation
417,583.74 : 576,267.11 = 226,597.13 : x - Step 2: Convert to fraction form
417,583.74/576,267.11 = 226,597.13/x - Step 3: Cross multiply
417,583.74x = 576,267.11 × 226,597.13 - Step 4: Simplify right side
417,583.74x = 130,580,473,239.39 - Step 5: Solve for x
x = 130,580,473,239.39/417,583.74 - Step 6: Final answer
x = 312,704.88
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1.5x scale
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.