Finding the Fourth Proportional to 933,779.79, 1,401,107.13 and 460,206.81
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Solution
The fourth proportional to 933,779.79, 1,401,107.13 and 460,206.81 is: 690,525.81
Step by Step Solution
- Step 1: Write the proportion equation
933,779.79 : 1,401,107.13 = 460,206.81 : x - Step 2: Convert to fraction form
933,779.79/1,401,107.13 = 460,206.81/x - Step 3: Cross multiply
933,779.79x = 1,401,107.13 × 460,206.81 - Step 4: Simplify right side
933,779.79x = 644,799,042,765.56 - Step 5: Solve for x
x = 644,799,042,765.56/933,779.79 - Step 6: Final answer
x = 690,525.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.