Finding the Fourth Proportional to 560,334.94, 773,246.91 and 305,686.06
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Solution
The fourth proportional to 560,334.94, 773,246.91 and 305,686.06 is: 421,838.41
Step by Step Solution
- Step 1: Write the proportion equation
560,334.94 : 773,246.91 = 305,686.06 : x - Step 2: Convert to fraction form
560,334.94/773,246.91 = 305,686.06/x - Step 3: Cross multiply
560,334.94x = 773,246.91 × 305,686.06 - Step 4: Simplify right side
560,334.94x = 236,370,801,325.08 - Step 5: Solve for x
x = 236,370,801,325.08/560,334.94 - Step 6: Final answer
x = 421,838.41
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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.