Finding the Fourth Proportional to 341,406.70, 512,110.05 and 164,259.70
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Solution
The fourth proportional to 341,406.70, 512,110.05 and 164,259.70 is: 246,389.55
Step by Step Solution
- Step 1: Write the proportion equation
341,406.70 : 512,110.05 = 164,259.70 : x - Step 2: Convert to fraction form
341,406.70/512,110.05 = 164,259.70/x - Step 3: Cross multiply
341,406.70x = 512,110.05 × 164,259.70 - Step 4: Simplify right side
341,406.70x = 84,119,043,179.99 - Step 5: Solve for x
x = 84,119,043,179.99/341,406.70 - Step 6: Final answer
x = 246,389.55
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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.