Finding the Fourth Proportional to 423,292.96, 584,153.84 and 232,318.56
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Solution
The fourth proportional to 423,292.96, 584,153.84 and 232,318.56 is: 320,604.86
Step by Step Solution
- Step 1: Write the proportion equation
423,292.96 : 584,153.84 = 232,318.56 : x - Step 2: Convert to fraction form
423,292.96/584,153.84 = 232,318.56/x - Step 3: Cross multiply
423,292.96x = 584,153.84 × 232,318.56 - Step 4: Simplify right side
423,292.96x = 135,709,778,927.27 - Step 5: Solve for x
x = 135,709,778,927.27/423,292.96 - Step 6: Final answer
x = 320,604.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.