Finding the Fourth Proportional to 624,554.34, 936,691.34 and 287,271.02
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Solution
The fourth proportional to 624,554.34, 936,691.34 and 287,271.02 is: 430,842.06
Step by Step Solution
- Step 1: Write the proportion equation
624,554.34 : 936,691.34 = 287,271.02 : x - Step 2: Convert to fraction form
624,554.34/936,691.34 = 287,271.02/x - Step 3: Cross multiply
624,554.34x = 936,691.34 × 287,271.02 - Step 4: Simplify right side
624,554.34x = 269,084,276,666.97 - Step 5: Solve for x
x = 269,084,276,666.97/624,554.34 - Step 6: Final answer
x = 430,842.06
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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.