Finding the Fourth Proportional to 1,149,155.60, 1,723,728.76 and 350,434.84
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Solution
The fourth proportional to 1,149,155.60, 1,723,728.76 and 350,434.84 is: 525,650.85
Step by Step Solution
- Step 1: Write the proportion equation
1,149,155.60 : 1,723,728.76 = 350,434.84 : x - Step 2: Convert to fraction form
1,149,155.60/1,723,728.76 = 350,434.84/x - Step 3: Cross multiply
1,149,155.60x = 1,723,728.76 × 350,434.84 - Step 4: Simplify right side
1,149,155.60x = 604,054,612,214.00 - Step 5: Solve for x
x = 604,054,612,214.00/1,149,155.60 - Step 6: Final answer
x = 525,650.85
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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.