Finding the Fourth Proportional to 458,639.24, 632,893.92 and 254,677.76
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Solution
The fourth proportional to 458,639.24, 632,893.92 and 254,677.76 is: 351,439.63
Step by Step Solution
- Step 1: Write the proportion equation
458,639.24 : 632,893.92 = 254,677.76 : x - Step 2: Convert to fraction form
458,639.24/632,893.92 = 254,677.76/x - Step 3: Cross multiply
458,639.24x = 632,893.92 × 254,677.76 - Step 4: Simplify right side
458,639.24x = 161,184,005,863.22 - Step 5: Solve for x
x = 161,184,005,863.22/458,639.24 - Step 6: Final answer
x = 351,439.63
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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.