Finding the Fourth Proportional to 468,975.97, 647,219.68 and 265,045.74
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Solution
The fourth proportional to 468,975.97, 647,219.68 and 265,045.74 is: 365,781.68
Step by Step Solution
- Step 1: Write the proportion equation
468,975.97 : 647,219.68 = 265,045.74 : x - Step 2: Convert to fraction form
468,975.97/647,219.68 = 265,045.74/x - Step 3: Cross multiply
468,975.97x = 647,219.68 × 265,045.74 - Step 4: Simplify right side
468,975.97x = 171,542,819,028.16 - Step 5: Solve for x
x = 171,542,819,028.16/468,975.97 - Step 6: Final answer
x = 365,781.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.