Finding the Fourth Proportional to 592,202.81, 817,237.51 and 320,270.99
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Solution
The fourth proportional to 592,202.81, 817,237.51 and 320,270.99 is: 441,972.68
Step by Step Solution
- Step 1: Write the proportion equation
592,202.81 : 817,237.51 = 320,270.99 : x - Step 2: Convert to fraction form
592,202.81/817,237.51 = 320,270.99/x - Step 3: Cross multiply
592,202.81x = 817,237.51 × 320,270.99 - Step 4: Simplify right side
592,202.81x = 261,737,460,705.29 - Step 5: Solve for x
x = 261,737,460,705.29/592,202.81 - Step 6: Final answer
x = 441,972.68
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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.