Finding the Fourth Proportional to 359,433.98, 539,058.66 and 106,654.68
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Solution
The fourth proportional to 359,433.98, 539,058.66 and 106,654.68 is: 159,954.63
Step by Step Solution
- Step 1: Write the proportion equation
359,433.98 : 539,058.66 = 106,654.68 : x - Step 2: Convert to fraction form
359,433.98/539,058.66 = 106,654.68/x - Step 3: Cross multiply
359,433.98x = 539,058.66 × 106,654.68 - Step 4: Simplify right side
359,433.98x = 57,493,128,883.53 - Step 5: Solve for x
x = 57,493,128,883.53/359,433.98 - Step 6: Final answer
x = 159,954.63
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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.