Finding the Fourth Proportional to 801,282.21, 1,201,985.56 and 232,672.70
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Solution
The fourth proportional to 801,282.21, 1,201,985.56 and 232,672.70 is: 349,027.12
Step by Step Solution
- Step 1: Write the proportion equation
801,282.21 : 1,201,985.56 = 232,672.70 : x - Step 2: Convert to fraction form
801,282.21/1,201,985.56 = 232,672.70/x - Step 3: Cross multiply
801,282.21x = 1,201,985.56 × 232,672.70 - Step 4: Simplify right side
801,282.21x = 279,669,219,014.60 - Step 5: Solve for x
x = 279,669,219,014.60/801,282.21 - Step 6: Final answer
x = 349,027.12
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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.