Finding the Fourth Proportional to 307,887.01, 425,124.35 and 236,153.41
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Solution
The fourth proportional to 307,887.01, 425,124.35 and 236,153.41 is: 326,076.00
Step by Step Solution
- Step 1: Write the proportion equation
307,887.01 : 425,124.35 = 236,153.41 : x - Step 2: Convert to fraction form
307,887.01/425,124.35 = 236,153.41/x - Step 3: Cross multiply
307,887.01x = 425,124.35 × 236,153.41 - Step 4: Simplify right side
307,887.01x = 100,394,563,568.53 - Step 5: Solve for x
x = 100,394,563,568.53/307,887.01 - Step 6: Final answer
x = 326,076.00
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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.