Finding the Fourth Proportional to 405,563.84, 559,720.14 and 233,487.92
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Solution
The fourth proportional to 405,563.84, 559,720.14 and 233,487.92 is: 322,237.53
Step by Step Solution
- Step 1: Write the proportion equation
405,563.84 : 559,720.14 = 233,487.92 : x - Step 2: Convert to fraction form
405,563.84/559,720.14 = 233,487.92/x - Step 3: Cross multiply
405,563.84x = 559,720.14 × 233,487.92 - Step 4: Simplify right side
405,563.84x = 130,687,891,270.71 - Step 5: Solve for x
x = 130,687,891,270.71/405,563.84 - Step 6: Final answer
x = 322,237.53
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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.