Finding the Fourth Proportional to 544,085.80, 816,128.70 and 295,253.80
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Solution
The fourth proportional to 544,085.80, 816,128.70 and 295,253.80 is: 442,880.70
Step by Step Solution
- Step 1: Write the proportion equation
544,085.80 : 816,128.70 = 295,253.80 : x - Step 2: Convert to fraction form
544,085.80/816,128.70 = 295,253.80/x - Step 3: Cross multiply
544,085.80x = 816,128.70 × 295,253.80 - Step 4: Simplify right side
544,085.80x = 240,965,099,964.06 - Step 5: Solve for x
x = 240,965,099,964.06/544,085.80 - Step 6: Final answer
x = 442,880.70
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1.5x scale
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.