Finding the Fourth Proportional to 944,368.74, 1,303,190.94 and 514,639.62
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Solution
The fourth proportional to 944,368.74, 1,303,190.94 and 514,639.62 is: 710,182.01
Step by Step Solution
- Step 1: Write the proportion equation
944,368.74 : 1,303,190.94 = 514,639.62 : x - Step 2: Convert to fraction form
944,368.74/1,303,190.94 = 514,639.62/x - Step 3: Cross multiply
944,368.74x = 1,303,190.94 × 514,639.62 - Step 4: Simplify right side
944,368.74x = 670,673,690,149.04 - Step 5: Solve for x
x = 670,673,690,149.04/944,368.74 - Step 6: Final answer
x = 710,182.01
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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.