Finding the Fourth Proportional to 645,184.24, 967,713.82 and 195,909.05
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Solution
The fourth proportional to 645,184.24, 967,713.82 and 195,909.05 is: 293,844.59
Step by Step Solution
- Step 1: Write the proportion equation
645,184.24 : 967,713.82 = 195,909.05 : x - Step 2: Convert to fraction form
645,184.24/967,713.82 = 195,909.05/x - Step 3: Cross multiply
645,184.24x = 967,713.82 × 195,909.05 - Step 4: Simplify right side
645,184.24x = 189,583,899,626.71 - Step 5: Solve for x
x = 189,583,899,626.71/645,184.24 - Step 6: Final answer
x = 293,844.59
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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.