Finding the Fourth Proportional to 447,444.88, 617,474.01 and 246,240.88
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Solution
The fourth proportional to 447,444.88, 617,474.01 and 246,240.88 is: 339,812.46
Step by Step Solution
- Step 1: Write the proportion equation
447,444.88 : 617,474.01 = 246,240.88 : x - Step 2: Convert to fraction form
447,444.88/617,474.01 = 246,240.88/x - Step 3: Cross multiply
447,444.88x = 617,474.01 × 246,240.88 - Step 4: Simplify right side
447,444.88x = 152,047,343,599.53 - Step 5: Solve for x
x = 152,047,343,599.53/447,444.88 - Step 6: Final answer
x = 339,812.46
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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.