Finding the Fourth Proportional to 624,137.80, 936,206.70 and 584,771.80
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Solution
The fourth proportional to 624,137.80, 936,206.70 and 584,771.80 is: 877,157.70
Step by Step Solution
- Step 1: Write the proportion equation
624,137.80 : 936,206.70 = 584,771.80 : x - Step 2: Convert to fraction form
624,137.80/936,206.70 = 584,771.80/x - Step 3: Cross multiply
624,137.80x = 936,206.70 × 584,771.80 - Step 4: Simplify right side
624,137.80x = 547,467,277,131.06 - Step 5: Solve for x
x = 547,467,277,131.06/624,137.80 - Step 6: Final answer
x = 877,157.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.