Finding the Fourth Proportional to 438,533.08, 605,174.46 and 237,329.08
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Solution
The fourth proportional to 438,533.08, 605,174.46 and 237,329.08 is: 327,513.49
Step by Step Solution
- Step 1: Write the proportion equation
438,533.08 : 605,174.46 = 237,329.08 : x - Step 2: Convert to fraction form
438,533.08/605,174.46 = 237,329.08/x - Step 3: Cross multiply
438,533.08x = 605,174.46 × 237,329.08 - Step 4: Simplify right side
438,533.08x = 143,625,497,831.30 - Step 5: Solve for x
x = 143,625,497,831.30/438,533.08 - Step 6: Final answer
x = 327,513.49
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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.