Finding the Fourth Proportional to 340,661.74, 470,123.85 and 195,494.08
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Solution
The fourth proportional to 340,661.74, 470,123.85 and 195,494.08 is: 269,787.94
Step by Step Solution
- Step 1: Write the proportion equation
340,661.74 : 470,123.85 = 195,494.08 : x - Step 2: Convert to fraction form
340,661.74/470,123.85 = 195,494.08/x - Step 3: Cross multiply
340,661.74x = 470,123.85 × 195,494.08 - Step 4: Simplify right side
340,661.74x = 91,906,431,303.31 - Step 5: Solve for x
x = 91,906,431,303.31/340,661.74 - Step 6: Final answer
x = 269,787.94
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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.