Finding the Fourth Proportional to 962,270.11, 1,328,264.68 and 554,534.44
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Solution
The fourth proportional to 962,270.11, 1,328,264.68 and 554,534.44 is: 765,448.81
Step by Step Solution
- Step 1: Write the proportion equation
962,270.11 : 1,328,264.68 = 554,534.44 : x - Step 2: Convert to fraction form
962,270.11/1,328,264.68 = 554,534.44/x - Step 3: Cross multiply
962,270.11x = 1,328,264.68 × 554,534.44 - Step 4: Simplify right side
962,270.11x = 736,568,506,828.33 - Step 5: Solve for x
x = 736,568,506,828.33/962,270.11 - Step 6: Final answer
x = 765,448.81
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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.