Finding the Fourth Proportional to 417,758.13, 576,519.95 and 236,466.17
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Solution
The fourth proportional to 417,758.13, 576,519.95 and 236,466.17 is: 326,331.08
Step by Step Solution
- Step 1: Write the proportion equation
417,758.13 : 576,519.95 = 236,466.17 : x - Step 2: Convert to fraction form
417,758.13/576,519.95 = 236,466.17/x - Step 3: Cross multiply
417,758.13x = 576,519.95 × 236,466.17 - Step 4: Simplify right side
417,758.13x = 136,327,462,213.66 - Step 5: Solve for x
x = 136,327,462,213.66/417,758.13 - Step 6: Final answer
x = 326,331.08
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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.