Finding the Fourth Proportional to 427,615.29, 590,069.04 and 255,498.99
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Solution
The fourth proportional to 427,615.29, 590,069.04 and 255,498.99 is: 352,564.67
Step by Step Solution
- Step 1: Write the proportion equation
427,615.29 : 590,069.04 = 255,498.99 : x - Step 2: Convert to fraction form
427,615.29/590,069.04 = 255,498.99/x - Step 3: Cross multiply
427,615.29x = 590,069.04 × 255,498.99 - Step 4: Simplify right side
427,615.29x = 150,762,043,750.27 - Step 5: Solve for x
x = 150,762,043,750.27/427,615.29 - Step 6: Final answer
x = 352,564.67
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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.