Finding the Fourth Proportional to 461,963.17, 637,504.99 and 255,231.26
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Solution
The fourth proportional to 461,963.17, 637,504.99 and 255,231.26 is: 352,216.83
Step by Step Solution
- Step 1: Write the proportion equation
461,963.17 : 637,504.99 = 255,231.26 : x - Step 2: Convert to fraction form
461,963.17/637,504.99 = 255,231.26/x - Step 3: Cross multiply
461,963.17x = 637,504.99 × 255,231.26 - Step 4: Simplify right side
461,963.17x = 162,711,201,853.99 - Step 5: Solve for x
x = 162,711,201,853.99/461,963.17 - Step 6: Final answer
x = 352,216.83
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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.