Finding the Fourth Proportional to 447,533.66, 617,599.01 and 243,584.09
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Solution
The fourth proportional to 447,533.66, 617,599.01 and 243,584.09 is: 336,147.44
Step by Step Solution
- Step 1: Write the proportion equation
447,533.66 : 617,599.01 = 243,584.09 : x - Step 2: Convert to fraction form
447,533.66/617,599.01 = 243,584.09/x - Step 3: Cross multiply
447,533.66x = 617,599.01 × 243,584.09 - Step 4: Simplify right side
447,533.66x = 150,437,291,291.75 - Step 5: Solve for x
x = 150,437,291,291.75/447,533.66 - Step 6: Final answer
x = 336,147.44
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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.