Finding the Fourth Proportional to 437,418.13, 603,637.02 and 236,214.13
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Solution
The fourth proportional to 437,418.13, 603,637.02 and 236,214.13 is: 325,975.50
Step by Step Solution
- Step 1: Write the proportion equation
437,418.13 : 603,637.02 = 236,214.13 : x - Step 2: Convert to fraction form
437,418.13/603,637.02 = 236,214.13/x - Step 3: Cross multiply
437,418.13x = 603,637.02 × 236,214.13 - Step 4: Simplify right side
437,418.13x = 142,587,593,515.09 - Step 5: Solve for x
x = 142,587,593,515.09/437,418.13 - Step 6: Final answer
x = 325,975.50
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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.