Finding the Fourth Proportional to 446,158.17, 669,237.24 and 130,615.08
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Solution
The fourth proportional to 446,158.17, 669,237.24 and 130,615.08 is: 195,922.62
Step by Step Solution
- Step 1: Write the proportion equation
446,158.17 : 669,237.24 = 130,615.08 : x - Step 2: Convert to fraction form
446,158.17/669,237.24 = 130,615.08/x - Step 3: Cross multiply
446,158.17x = 669,237.24 × 130,615.08 - Step 4: Simplify right side
446,158.17x = 87,412,475,641.58 - Step 5: Solve for x
x = 87,412,475,641.58/446,158.17 - Step 6: Final answer
x = 195,922.62
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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.