Finding the Fourth Proportional to 224,364.87, 308,993.58 and 219,465.99
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Solution
The fourth proportional to 224,364.87, 308,993.58 and 219,465.99 is: 302,246.88
Step by Step Solution
- Step 1: Write the proportion equation
224,364.87 : 308,993.58 = 219,465.99 : x - Step 2: Convert to fraction form
224,364.87/308,993.58 = 219,465.99/x - Step 3: Cross multiply
224,364.87x = 308,993.58 × 219,465.99 - Step 4: Simplify right side
224,364.87x = 67,813,581,938.34 - Step 5: Solve for x
x = 67,813,581,938.34/224,364.87 - Step 6: Final answer
x = 302,246.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.