Finding the Fourth Proportional to 568,058.78, 783,656.93 and 338,487.26
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Solution
The fourth proportional to 568,058.78, 783,656.93 and 338,487.26 is: 466,955.00
Step by Step Solution
- Step 1: Write the proportion equation
568,058.78 : 783,656.93 = 338,487.26 : x - Step 2: Convert to fraction form
568,058.78/783,656.93 = 338,487.26/x - Step 3: Cross multiply
568,058.78x = 783,656.93 × 338,487.26 - Step 4: Simplify right side
568,058.78x = 265,257,889,821.07 - Step 5: Solve for x
x = 265,257,889,821.07/568,058.78 - Step 6: Final answer
x = 466,955.00
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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.