Finding the Fourth Proportional to 684,535.30, 1,026,584.58 and 235,147.81
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Solution
The fourth proportional to 684,535.30, 1,026,584.58 and 235,147.81 is: 352,646.70
Step by Step Solution
- Step 1: Write the proportion equation
684,535.30 : 1,026,584.58 = 235,147.81 : x - Step 2: Convert to fraction form
684,535.30/1,026,584.58 = 235,147.81/x - Step 3: Cross multiply
684,535.30x = 1,026,584.58 × 235,147.81 - Step 4: Simplify right side
684,535.30x = 241,399,113,200.31 - Step 5: Solve for x
x = 241,399,113,200.31/684,535.30 - Step 6: Final answer
x = 352,646.70
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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.