Finding the Fourth Proportional to 645,195.08, 967,730.05 and 195,919.84
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Solution
The fourth proportional to 645,195.08, 967,730.05 and 195,919.84 is: 293,860.76
Step by Step Solution
- Step 1: Write the proportion equation
645,195.08 : 967,730.05 = 195,919.84 : x - Step 2: Convert to fraction form
645,195.08/967,730.05 = 195,919.84/x - Step 3: Cross multiply
645,195.08x = 967,730.05 × 195,919.84 - Step 4: Simplify right side
645,195.08x = 189,597,516,559.19 - Step 5: Solve for x
x = 189,597,516,559.19/645,195.08 - Step 6: Final answer
x = 293,860.76
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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.