Finding the Fourth Proportional to 742,584.09, 1,024,768.02 and 403,052.34
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Solution
The fourth proportional to 742,584.09, 1,024,768.02 and 403,052.34 is: 556,213.30
Step by Step Solution
- Step 1: Write the proportion equation
742,584.09 : 1,024,768.02 = 403,052.34 : x - Step 2: Convert to fraction form
742,584.09/1,024,768.02 = 403,052.34/x - Step 3: Cross multiply
742,584.09x = 1,024,768.02 × 403,052.34 - Step 4: Simplify right side
742,584.09x = 413,035,148,418.17 - Step 5: Solve for x
x = 413,035,148,418.17/742,584.09 - Step 6: Final answer
x = 556,213.30
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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.