Finding the Fourth Proportional to 461,863.48, 637,732.02 and 354,263.08
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Solution
The fourth proportional to 461,863.48, 637,732.02 and 354,263.08 is: 489,159.50
Step by Step Solution
- Step 1: Write the proportion equation
461,863.48 : 637,732.02 = 354,263.08 : x - Step 2: Convert to fraction form
461,863.48/637,732.02 = 354,263.08/x - Step 3: Cross multiply
461,863.48x = 637,732.02 × 354,263.08 - Step 4: Simplify right side
461,863.48x = 225,924,909,619.82 - Step 5: Solve for x
x = 225,924,909,619.82/461,863.48 - Step 6: Final answer
x = 489,159.50
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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.