Finding the Fourth Proportional to 437,920.71, 604,330.29 and 236,716.71
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Solution
The fourth proportional to 437,920.71, 604,330.29 and 236,716.71 is: 326,668.90
Step by Step Solution
- Step 1: Write the proportion equation
437,920.71 : 604,330.29 = 236,716.71 : x - Step 2: Convert to fraction form
437,920.71/604,330.29 = 236,716.71/x - Step 3: Cross multiply
437,920.71x = 604,330.29 × 236,716.71 - Step 4: Simplify right side
437,920.71x = 143,055,078,002.15 - Step 5: Solve for x
x = 143,055,078,002.15/437,920.71 - Step 6: Final answer
x = 326,668.90
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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.