Finding the Fourth Proportional to 837,453.31, 1,256,150.26 and 238,417.63
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Solution
The fourth proportional to 837,453.31, 1,256,150.26 and 238,417.63 is: 357,617.99
Step by Step Solution
- Step 1: Write the proportion equation
837,453.31 : 1,256,150.26 = 238,417.63 : x - Step 2: Convert to fraction form
837,453.31/1,256,150.26 = 238,417.63/x - Step 3: Cross multiply
837,453.31x = 1,256,150.26 × 238,417.63 - Step 4: Simplify right side
837,453.31x = 299,488,367,913.08 - Step 5: Solve for x
x = 299,488,367,913.08/837,453.31 - Step 6: Final answer
x = 357,617.99
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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.