Finding the Fourth Proportional to 736,681.09, 1,104,912.28 and 204,146.59
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Solution
The fourth proportional to 736,681.09, 1,104,912.28 and 204,146.59 is: 306,189.58
Step by Step Solution
- Step 1: Write the proportion equation
736,681.09 : 1,104,912.28 = 204,146.59 : x - Step 2: Convert to fraction form
736,681.09/1,104,912.28 = 204,146.59/x - Step 3: Cross multiply
736,681.09x = 1,104,912.28 × 204,146.59 - Step 4: Simplify right side
736,681.09x = 225,564,074,211.13 - Step 5: Solve for x
x = 225,564,074,211.13/736,681.09 - Step 6: Final answer
x = 306,189.58
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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.