Finding the Fourth Proportional to 905,529.26, 1,249,637.79 and 566,194.22
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Solution
The fourth proportional to 905,529.26, 1,249,637.79 and 566,194.22 is: 781,352.66
Step by Step Solution
- Step 1: Write the proportion equation
905,529.26 : 1,249,637.79 = 566,194.22 : x - Step 2: Convert to fraction form
905,529.26/1,249,637.79 = 566,194.22/x - Step 3: Cross multiply
905,529.26x = 1,249,637.79 × 566,194.22 - Step 4: Simplify right side
905,529.26x = 707,537,693,791.57 - Step 5: Solve for x
x = 707,537,693,791.57/905,529.26 - Step 6: Final answer
x = 781,352.66
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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.