Finding the Fourth Proportional to 302,937.40, 454,406.10 and 197,183.80
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Solution
The fourth proportional to 302,937.40, 454,406.10 and 197,183.80 is: 295,775.70
Step by Step Solution
- Step 1: Write the proportion equation
302,937.40 : 454,406.10 = 197,183.80 : x - Step 2: Convert to fraction form
302,937.40/454,406.10 = 197,183.80/x - Step 3: Cross multiply
302,937.40x = 454,406.10 × 197,183.80 - Step 4: Simplify right side
302,937.40x = 89,601,521,541.18 - Step 5: Solve for x
x = 89,601,521,541.18/302,937.40 - Step 6: Final answer
x = 295,775.70
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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.