Finding the Fourth Proportional to 837,106.88, 1,155,246.97 and 474,537.78
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Solution
The fourth proportional to 837,106.88, 1,155,246.97 and 474,537.78 is: 654,884.52
Step by Step Solution
- Step 1: Write the proportion equation
837,106.88 : 1,155,246.97 = 474,537.78 : x - Step 2: Convert to fraction form
837,106.88/1,155,246.97 = 474,537.78/x - Step 3: Cross multiply
837,106.88x = 1,155,246.97 × 474,537.78 - Step 4: Simplify right side
837,106.88x = 548,208,332,495.53 - Step 5: Solve for x
x = 548,208,332,495.53/837,106.88 - Step 6: Final answer
x = 654,884.52
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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.