Finding the Fourth Proportional to 313,052.75, 469,652.84 and 249,252.20
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Solution
The fourth proportional to 313,052.75, 469,652.84 and 249,252.20 is: 373,936.99
Step by Step Solution
- Step 1: Write the proportion equation
313,052.75 : 469,652.84 = 249,252.20 : x - Step 2: Convert to fraction form
313,052.75/469,652.84 = 249,252.20/x - Step 3: Cross multiply
313,052.75x = 469,652.84 × 249,252.20 - Step 4: Simplify right side
313,052.75x = 117,062,003,606.25 - Step 5: Solve for x
x = 117,062,003,606.25/313,052.75 - Step 6: Final answer
x = 373,936.99
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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.