Finding the Fourth Proportional to 297,725.50, 446,587.57 and 129,223.99
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Solution
The fourth proportional to 297,725.50, 446,587.57 and 129,223.99 is: 193,835.68
Step by Step Solution
- Step 1: Write the proportion equation
297,725.50 : 446,587.57 = 129,223.99 : x - Step 2: Convert to fraction form
297,725.50/446,587.57 = 129,223.99/x - Step 3: Cross multiply
297,725.50x = 446,587.57 × 129,223.99 - Step 4: Simplify right side
297,725.50x = 57,709,824,800.75 - Step 5: Solve for x
x = 57,709,824,800.75/297,725.50 - Step 6: Final answer
x = 193,835.68
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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.