Finding the Fourth Proportional to 299,752.51, 449,658.98 and 97,340.12
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Solution
The fourth proportional to 299,752.51, 449,658.98 and 97,340.12 is: 146,019.99
Step by Step Solution
- Step 1: Write the proportion equation
299,752.51 : 449,658.98 = 97,340.12 : x - Step 2: Convert to fraction form
299,752.51/449,658.98 = 97,340.12/x - Step 3: Cross multiply
299,752.51x = 449,658.98 × 97,340.12 - Step 4: Simplify right side
299,752.51x = 43,769,858,585.58 - Step 5: Solve for x
x = 43,769,858,585.58/299,752.51 - Step 6: Final answer
x = 146,019.99
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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.