Finding the Fourth Proportional to 297,698.31, 446,562.06 and 120,183.18
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Solution
The fourth proportional to 297,698.31, 446,562.06 and 120,183.18 is: 180,280.66
Step by Step Solution
- Step 1: Write the proportion equation
297,698.31 : 446,562.06 = 120,183.18 : x - Step 2: Convert to fraction form
297,698.31/446,562.06 = 120,183.18/x - Step 3: Cross multiply
297,698.31x = 446,562.06 × 120,183.18 - Step 4: Simplify right side
297,698.31x = 53,669,248,438.15 - Step 5: Solve for x
x = 53,669,248,438.15/297,698.31 - Step 6: Final answer
x = 180,280.66
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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.