Finding the Fourth Proportional to 755,349.07, 1,132,736.87 and 249,758.41
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Solution
The fourth proportional to 755,349.07, 1,132,736.87 and 249,758.41 is: 374,542.81
Step by Step Solution
- Step 1: Write the proportion equation
755,349.07 : 1,132,736.87 = 249,758.41 : x - Step 2: Convert to fraction form
755,349.07/1,132,736.87 = 249,758.41/x - Step 3: Cross multiply
755,349.07x = 1,132,736.87 × 249,758.41 - Step 4: Simplify right side
755,349.07x = 282,910,559,599.58 - Step 5: Solve for x
x = 282,910,559,599.58/755,349.07 - Step 6: Final answer
x = 374,542.81
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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.