Finding the Fourth Proportional to 331,846.32, 457,986.24 and 184,686.08
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Solution
The fourth proportional to 331,846.32, 457,986.24 and 184,686.08 is: 254,888.12
Step by Step Solution
- Step 1: Write the proportion equation
331,846.32 : 457,986.24 = 184,686.08 : x - Step 2: Convert to fraction form
331,846.32/457,986.24 = 184,686.08/x - Step 3: Cross multiply
331,846.32x = 457,986.24 × 184,686.08 - Step 4: Simplify right side
331,846.32x = 84,583,683,359.54 - Step 5: Solve for x
x = 84,583,683,359.54/331,846.32 - Step 6: Final answer
x = 254,888.12
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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.