Finding the Fourth Proportional to 461,887.94, 692,851.14 and 158,490.68
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Solution
The fourth proportional to 461,887.94, 692,851.14 and 158,490.68 is: 237,742.62
Step by Step Solution
- Step 1: Write the proportion equation
461,887.94 : 692,851.14 = 158,490.68 : x - Step 2: Convert to fraction form
461,887.94/692,851.14 = 158,490.68/x - Step 3: Cross multiply
461,887.94x = 692,851.14 × 158,490.68 - Step 4: Simplify right side
461,887.94x = 109,810,448,317.38 - Step 5: Solve for x
x = 109,810,448,317.38/461,887.94 - Step 6: Final answer
x = 237,742.62
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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.