Finding the Fourth Proportional to 461,509.76, 692,231.84 and 124,569.60
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Solution
The fourth proportional to 461,509.76, 692,231.84 and 124,569.60 is: 186,845.55
Step by Step Solution
- Step 1: Write the proportion equation
461,509.76 : 692,231.84 = 124,569.60 : x - Step 2: Convert to fraction form
461,509.76/692,231.84 = 124,569.60/x - Step 3: Cross multiply
461,509.76x = 692,231.84 × 124,569.60 - Step 4: Simplify right side
461,509.76x = 86,231,043,416.06 - Step 5: Solve for x
x = 86,231,043,416.06/461,509.76 - Step 6: Final answer
x = 186,845.55
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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.