Finding the Fourth Proportional to 912,418.68, 1,259,027.88 and 504,465.42
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Solution
The fourth proportional to 912,418.68, 1,259,027.88 and 504,465.42 is: 696,101.52
Step by Step Solution
- Step 1: Write the proportion equation
912,418.68 : 1,259,027.88 = 504,465.42 : x - Step 2: Convert to fraction form
912,418.68/1,259,027.88 = 504,465.42/x - Step 3: Cross multiply
912,418.68x = 1,259,027.88 × 504,465.42 - Step 4: Simplify right side
912,418.68x = 635,136,028,275.91 - Step 5: Solve for x
x = 635,136,028,275.91/912,418.68 - Step 6: Final answer
x = 696,101.52
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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.