Finding the Fourth Proportional to 694,485.36, 958,177.26 and 452,679.84
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Solution
The fourth proportional to 694,485.36, 958,177.26 and 452,679.84 is: 624,559.64
Step by Step Solution
- Step 1: Write the proportion equation
694,485.36 : 958,177.26 = 452,679.84 : x - Step 2: Convert to fraction form
694,485.36/958,177.26 = 452,679.84/x - Step 3: Cross multiply
694,485.36x = 958,177.26 × 452,679.84 - Step 4: Simplify right side
694,485.36x = 433,747,528,748.44 - Step 5: Solve for x
x = 433,747,528,748.44/694,485.36 - Step 6: Final answer
x = 624,559.64
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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.