Finding the Fourth Proportional to 806,239.58, 1,209,534.34 and 245,259.50
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Solution
The fourth proportional to 806,239.58, 1,209,534.34 and 245,259.50 is: 367,942.48
Step by Step Solution
- Step 1: Write the proportion equation
806,239.58 : 1,209,534.34 = 245,259.50 : x - Step 2: Convert to fraction form
806,239.58/1,209,534.34 = 245,259.50/x - Step 3: Cross multiply
806,239.58x = 1,209,534.34 × 245,259.50 - Step 4: Simplify right side
806,239.58x = 296,649,787,461.23 - Step 5: Solve for x
x = 296,649,787,461.23/806,239.58 - Step 6: Final answer
x = 367,942.48
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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.