Finding the Fourth Proportional to 291,266.20, 436,961.67 and 164,966.14
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Solution
The fourth proportional to 291,266.20, 436,961.67 and 164,966.14 is: 247,484.53
Step by Step Solution
- Step 1: Write the proportion equation
291,266.20 : 436,961.67 = 164,966.14 : x - Step 2: Convert to fraction form
291,266.20/436,961.67 = 164,966.14/x - Step 3: Cross multiply
291,266.20x = 436,961.67 × 164,966.14 - Step 4: Simplify right side
291,266.20x = 72,083,880,027.85 - Step 5: Solve for x
x = 72,083,880,027.85/291,266.20 - Step 6: Final answer
x = 247,484.53
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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.