Finding the Fourth Proportional to 446,570.14, 616,263.49 and 242,622.74
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Solution
The fourth proportional to 446,570.14, 616,263.49 and 242,622.74 is: 334,817.58
Step by Step Solution
- Step 1: Write the proportion equation
446,570.14 : 616,263.49 = 242,622.74 : x - Step 2: Convert to fraction form
446,570.14/616,263.49 = 242,622.74/x - Step 3: Cross multiply
446,570.14x = 616,263.49 × 242,622.74 - Step 4: Simplify right side
446,570.14x = 149,519,534,965.10 - Step 5: Solve for x
x = 149,519,534,965.10/446,570.14 - Step 6: Final answer
x = 334,817.58
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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.