Finding the Fourth Proportional to 569,412.97, 785,759.05 and 314,747.75
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Solution
The fourth proportional to 569,412.97, 785,759.05 and 314,747.75 is: 434,334.84
Step by Step Solution
- Step 1: Write the proportion equation
569,412.97 : 785,759.05 = 314,747.75 : x - Step 2: Convert to fraction form
569,412.97/785,759.05 = 314,747.75/x - Step 3: Cross multiply
569,412.97x = 785,759.05 × 314,747.75 - Step 4: Simplify right side
569,412.97x = 247,315,893,029.64 - Step 5: Solve for x
x = 247,315,893,029.64/569,412.97 - Step 6: Final answer
x = 434,334.84
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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.