Finding the Fourth Proportional to 509,026.26, 702,518.20 and 294,168.08
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Solution
The fourth proportional to 509,026.26, 702,518.20 and 294,168.08 is: 405,987.76
Step by Step Solution
- Step 1: Write the proportion equation
509,026.26 : 702,518.20 = 294,168.08 : x - Step 2: Convert to fraction form
509,026.26/702,518.20 = 294,168.08/x - Step 3: Cross multiply
509,026.26x = 702,518.20 × 294,168.08 - Step 4: Simplify right side
509,026.26x = 206,658,430,059.06 - Step 5: Solve for x
x = 206,658,430,059.06/509,026.26 - Step 6: Final answer
x = 405,987.76
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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.