Finding the Fourth Proportional to 884,158.42, 1,326,496.43 and 285,107.53
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Solution
The fourth proportional to 884,158.42, 1,326,496.43 and 285,107.53 is: 427,744.75
Step by Step Solution
- Step 1: Write the proportion equation
884,158.42 : 1,326,496.43 = 285,107.53 : x - Step 2: Convert to fraction form
884,158.42/1,326,496.43 = 285,107.53/x - Step 3: Cross multiply
884,158.42x = 1,326,496.43 × 285,107.53 - Step 4: Simplify right side
884,158.42x = 378,194,119,285.58 - Step 5: Solve for x
x = 378,194,119,285.58/884,158.42 - Step 6: Final answer
x = 427,744.75
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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.