Finding the Fourth Proportional to 417,474.66, 576,116.14 and 226,488.05
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Solution
The fourth proportional to 417,474.66, 576,116.14 and 226,488.05 is: 312,554.11
Step by Step Solution
- Step 1: Write the proportion equation
417,474.66 : 576,116.14 = 226,488.05 : x - Step 2: Convert to fraction form
417,474.66/576,116.14 = 226,488.05/x - Step 3: Cross multiply
417,474.66x = 576,116.14 × 226,488.05 - Step 4: Simplify right side
417,474.66x = 130,483,421,122.13 - Step 5: Solve for x
x = 130,483,421,122.13/417,474.66 - Step 6: Final answer
x = 312,554.11
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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.