Finding the Fourth Proportional to 246,989.99, 340,846.52 and 133,812.74
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Solution
The fourth proportional to 246,989.99, 340,846.52 and 133,812.74 is: 184,661.76
Step by Step Solution
- Step 1: Write the proportion equation
246,989.99 : 340,846.52 = 133,812.74 : x - Step 2: Convert to fraction form
246,989.99/340,846.52 = 133,812.74/x - Step 3: Cross multiply
246,989.99x = 340,846.52 × 133,812.74 - Step 4: Simplify right side
246,989.99x = 45,609,604,387.37 - Step 5: Solve for x
x = 45,609,604,387.37/246,989.99 - Step 6: Final answer
x = 184,661.76
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1.5x scale
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.