Finding the Fourth Proportional to 383,567.24, 529,329.84 and 213,783.14
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Solution
The fourth proportional to 383,567.24, 529,329.84 and 213,783.14 is: 295,024.66
Step by Step Solution
- Step 1: Write the proportion equation
383,567.24 : 529,329.84 = 213,783.14 : x - Step 2: Convert to fraction form
383,567.24/529,329.84 = 213,783.14/x - Step 3: Cross multiply
383,567.24x = 529,329.84 × 213,783.14 - Step 4: Simplify right side
383,567.24x = 113,161,795,290.90 - Step 5: Solve for x
x = 113,161,795,290.90/383,567.24 - Step 6: Final answer
x = 295,024.66
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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.