Finding the Fourth Proportional to 750,101.72, 1,035,132.29 and 405,930.03
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Solution
The fourth proportional to 750,101.72, 1,035,132.29 and 405,930.03 is: 560,179.07
Step by Step Solution
- Step 1: Write the proportion equation
750,101.72 : 1,035,132.29 = 405,930.03 : x - Step 2: Convert to fraction form
750,101.72/1,035,132.29 = 405,930.03/x - Step 3: Cross multiply
750,101.72x = 1,035,132.29 × 405,930.03 - Step 4: Simplify right side
750,101.72x = 420,191,279,504.02 - Step 5: Solve for x
x = 420,191,279,504.02/750,101.72 - Step 6: Final answer
x = 560,179.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.