Finding the Fourth Proportional to 603,731.68, 833,157.28 and 331,829.28
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Solution
The fourth proportional to 603,731.68, 833,157.28 and 331,829.28 is: 457,928.56
Step by Step Solution
- Step 1: Write the proportion equation
603,731.68 : 833,157.28 = 331,829.28 : x - Step 2: Convert to fraction form
603,731.68/833,157.28 = 331,829.28/x - Step 3: Cross multiply
603,731.68x = 833,157.28 × 331,829.28 - Step 4: Simplify right side
603,731.68x = 276,465,980,349.16 - Step 5: Solve for x
x = 276,465,980,349.16/603,731.68 - Step 6: Final answer
x = 457,928.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.