Finding the Fourth Proportional to 461,615.73, 637,135.98 and 270,690.63
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Solution
The fourth proportional to 461,615.73, 637,135.98 and 270,690.63 is: 373,615.38
Step by Step Solution
- Step 1: Write the proportion equation
461,615.73 : 637,135.98 = 270,690.63 : x - Step 2: Convert to fraction form
461,615.73/637,135.98 = 270,690.63/x - Step 3: Cross multiply
461,615.73x = 637,135.98 × 270,690.63 - Step 4: Simplify right side
461,615.73x = 172,466,736,417.52 - Step 5: Solve for x
x = 172,466,736,417.52/461,615.73 - Step 6: Final answer
x = 373,615.38
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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.