Finding the Fourth Proportional to 932,735.91, 1,398,947.36 and 258,885.68
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Solution
The fourth proportional to 932,735.91, 1,398,947.36 and 258,885.68 is: 388,285.07
Step by Step Solution
- Step 1: Write the proportion equation
932,735.91 : 1,398,947.36 = 258,885.68 : x - Step 2: Convert to fraction form
932,735.91/1,398,947.36 = 258,885.68/x - Step 3: Cross multiply
932,735.91x = 1,398,947.36 × 258,885.68 - Step 4: Simplify right side
932,735.91x = 362,167,430,288.64 - Step 5: Solve for x
x = 362,167,430,288.64/932,735.91 - Step 6: Final answer
x = 388,285.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.