Finding the Fourth Proportional to 454,195.32, 681,292.80 and 240,919.08
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Solution
The fourth proportional to 454,195.32, 681,292.80 and 240,919.08 is: 361,378.52
Step by Step Solution
- Step 1: Write the proportion equation
454,195.32 : 681,292.80 = 240,919.08 : x - Step 2: Convert to fraction form
454,195.32/681,292.80 = 240,919.08/x - Step 3: Cross multiply
454,195.32x = 681,292.80 × 240,919.08 - Step 4: Simplify right side
454,195.32x = 164,136,434,586.62 - Step 5: Solve for x
x = 164,136,434,586.62/454,195.32 - Step 6: Final answer
x = 361,378.52
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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.