Finding the Fourth Proportional to 537,568.42, 741,829.49 and 305,037.70
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Solution
The fourth proportional to 537,568.42, 741,829.49 and 305,037.70 is: 420,943.56
Step by Step Solution
- Step 1: Write the proportion equation
537,568.42 : 741,829.49 = 305,037.70 : x - Step 2: Convert to fraction form
537,568.42/741,829.49 = 305,037.70/x - Step 3: Cross multiply
537,568.42x = 741,829.49 × 305,037.70 - Step 4: Simplify right side
537,568.42x = 226,285,961,421.77 - Step 5: Solve for x
x = 226,285,961,421.77/537,568.42 - Step 6: Final answer
x = 420,943.56
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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.