Finding the Fourth Proportional to 771,551.20, 1,156,903.97 and 238,924.36
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Solution
The fourth proportional to 771,551.20, 1,156,903.97 and 238,924.36 is: 358,255.60
Step by Step Solution
- Step 1: Write the proportion equation
771,551.20 : 1,156,903.97 = 238,924.36 : x - Step 2: Convert to fraction form
771,551.20/1,156,903.97 = 238,924.36/x - Step 3: Cross multiply
771,551.20x = 1,156,903.97 × 238,924.36 - Step 4: Simplify right side
771,551.20x = 276,412,540,613.71 - Step 5: Solve for x
x = 276,412,540,613.71/771,551.20 - Step 6: Final answer
x = 358,255.60
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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.