Finding the Fourth Proportional to 746,622.09, 1,119,937.59 and 185,656.59
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Solution
The fourth proportional to 746,622.09, 1,119,937.59 and 185,656.59 is: 278,485.99
Step by Step Solution
- Step 1: Write the proportion equation
746,622.09 : 1,119,937.59 = 185,656.59 : x - Step 2: Convert to fraction form
746,622.09/1,119,937.59 = 185,656.59/x - Step 3: Cross multiply
746,622.09x = 1,119,937.59 × 185,656.59 - Step 4: Simplify right side
746,622.09x = 207,923,793,972.22 - Step 5: Solve for x
x = 207,923,793,972.22/746,622.09 - Step 6: Final answer
x = 278,485.99
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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.