Finding the Fourth Proportional to 606,711.40, 837,260.75 and 334,779.08
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Solution
The fourth proportional to 606,711.40, 837,260.75 and 334,779.08 is: 461,994.58
Step by Step Solution
- Step 1: Write the proportion equation
606,711.40 : 837,260.75 = 334,779.08 : x - Step 2: Convert to fraction form
606,711.40/837,260.75 = 334,779.08/x - Step 3: Cross multiply
606,711.40x = 837,260.75 × 334,779.08 - Step 4: Simplify right side
606,711.40x = 280,297,380,255.75 - Step 5: Solve for x
x = 280,297,380,255.75/606,711.40 - Step 6: Final answer
x = 461,994.58
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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.