Finding the Fourth Proportional to 602,944.74, 832,073.49 and 331,037.70
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Solution
The fourth proportional to 602,944.74, 832,073.49 and 331,037.70 is: 456,837.38
Step by Step Solution
- Step 1: Write the proportion equation
602,944.74 : 832,073.49 = 331,037.70 : x - Step 2: Convert to fraction form
602,944.74/832,073.49 = 331,037.70/x - Step 3: Cross multiply
602,944.74x = 832,073.49 × 331,037.70 - Step 4: Simplify right side
602,944.74x = 275,447,694,360.57 - Step 5: Solve for x
x = 275,447,694,360.57/602,944.74 - Step 6: Final answer
x = 456,837.38
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1.5x scale
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.