Finding the Fourth Proportional to 587,027.79, 880,837.11 and 437,568.21
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Solution
The fourth proportional to 587,027.79, 880,837.11 and 437,568.21 is: 656,572.52
Step by Step Solution
- Step 1: Write the proportion equation
587,027.79 : 880,837.11 = 437,568.21 : x - Step 2: Convert to fraction form
587,027.79/880,837.11 = 437,568.21/x - Step 3: Cross multiply
587,027.79x = 880,837.11 × 437,568.21 - Step 4: Simplify right side
587,027.79x = 385,426,317,524.27 - Step 5: Solve for x
x = 385,426,317,524.27/587,027.79 - Step 6: Final answer
x = 656,572.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.