Finding the Fourth Proportional to 370,811.25, 555,887.00 and 134,101.31
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Solution
The fourth proportional to 370,811.25, 555,887.00 and 134,101.31 is: 201,032.66
Step by Step Solution
- Step 1: Write the proportion equation
370,811.25 : 555,887.00 = 134,101.31 : x - Step 2: Convert to fraction form
370,811.25/555,887.00 = 134,101.31/x - Step 3: Cross multiply
370,811.25x = 555,887.00 × 134,101.31 - Step 4: Simplify right side
370,811.25x = 74,545,172,467.79 - Step 5: Solve for x
x = 74,545,172,467.79/370,811.25 - Step 6: Final answer
x = 201,032.66
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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.