Finding the Fourth Proportional to 371,166.20, 556,476.68 and 118,301.12
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Solution
The fourth proportional to 371,166.20, 556,476.68 and 118,301.12 is: 177,364.78
Step by Step Solution
- Step 1: Write the proportion equation
371,166.20 : 556,476.68 = 118,301.12 : x - Step 2: Convert to fraction form
371,166.20/556,476.68 = 118,301.12/x - Step 3: Cross multiply
371,166.20x = 556,476.68 × 118,301.12 - Step 4: Simplify right side
371,166.20x = 65,831,812,011.25 - Step 5: Solve for x
x = 65,831,812,011.25/371,166.20 - Step 6: Final answer
x = 177,364.78
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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.