Finding the Fourth Proportional to 254,632.03, 383,471.37 and 231,931.99
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Solution
The fourth proportional to 254,632.03, 383,471.37 and 231,931.99 is: 349,285.51
Step by Step Solution
- Step 1: Write the proportion equation
254,632.03 : 383,471.37 = 231,931.99 : x - Step 2: Convert to fraction form
254,632.03/383,471.37 = 231,931.99/x - Step 3: Cross multiply
254,632.03x = 383,471.37 × 231,931.99 - Step 4: Simplify right side
254,632.03x = 88,939,277,952.13 - Step 5: Solve for x
x = 88,939,277,952.13/254,632.03 - Step 6: Final answer
x = 349,285.51
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.