Finding the Fourth Proportional to 736,441.63, 1,104,313.43 and 256,502.05
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Solution
The fourth proportional to 736,441.63, 1,104,313.43 and 256,502.05 is: 384,631.51
Step by Step Solution
- Step 1: Write the proportion equation
736,441.63 : 1,104,313.43 = 256,502.05 : x - Step 2: Convert to fraction form
736,441.63/1,104,313.43 = 256,502.05/x - Step 3: Cross multiply
736,441.63x = 1,104,313.43 × 256,502.05 - Step 4: Simplify right side
736,441.63x = 283,258,656,518.00 - Step 5: Solve for x
x = 283,258,656,518.00/736,441.63 - Step 6: Final answer
x = 384,631.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.