Finding the Fourth Proportional to 736,768.26, 1,016,368.02 and 430,644.66
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Solution
The fourth proportional to 736,768.26, 1,016,368.02 and 430,644.66 is: 594,072.09
Step by Step Solution
- Step 1: Write the proportion equation
736,768.26 : 1,016,368.02 = 430,644.66 : x - Step 2: Convert to fraction form
736,768.26/1,016,368.02 = 430,644.66/x - Step 3: Cross multiply
736,768.26x = 1,016,368.02 × 430,644.66 - Step 4: Simplify right side
736,768.26x = 437,693,460,407.77 - Step 5: Solve for x
x = 437,693,460,407.77/736,768.26 - Step 6: Final answer
x = 594,072.09
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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.