Finding the Fourth Proportional to 571,183.38, 856,782.36 and 216,102.06
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Solution
The fourth proportional to 571,183.38, 856,782.36 and 216,102.06 is: 324,155.85
Step by Step Solution
- Step 1: Write the proportion equation
571,183.38 : 856,782.36 = 216,102.06 : x - Step 2: Convert to fraction form
571,183.38/856,782.36 = 216,102.06/x - Step 3: Cross multiply
571,183.38x = 856,782.36 × 216,102.06 - Step 4: Simplify right side
571,183.38x = 185,152,432,967.66 - Step 5: Solve for x
x = 185,152,432,967.66/571,183.38 - Step 6: Final answer
x = 324,155.85
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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.