Finding the Fourth Proportional to 591,416.88, 816,154.49 and 336,768.07
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Solution
The fourth proportional to 591,416.88, 816,154.49 and 336,768.07 is: 464,739.48
Step by Step Solution
- Step 1: Write the proportion equation
591,416.88 : 816,154.49 = 336,768.07 : x - Step 2: Convert to fraction form
591,416.88/816,154.49 = 336,768.07/x - Step 3: Cross multiply
591,416.88x = 816,154.49 × 336,768.07 - Step 4: Simplify right side
591,416.88x = 274,854,771,220.67 - Step 5: Solve for x
x = 274,854,771,220.67/591,416.88 - Step 6: Final answer
x = 464,739.48
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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.