Finding the Fourth Proportional to 775,565.12, 1,163,969.84 and 401,695.04
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Solution
The fourth proportional to 775,565.12, 1,163,969.84 and 401,695.04 is: 602,864.80
Step by Step Solution
- Step 1: Write the proportion equation
775,565.12 : 1,163,969.84 = 401,695.04 : x - Step 2: Convert to fraction form
775,565.12/1,163,969.84 = 401,695.04/x - Step 3: Cross multiply
775,565.12x = 1,163,969.84 × 401,695.04 - Step 4: Simplify right side
775,565.12x = 467,560,911,437.59 - Step 5: Solve for x
x = 467,560,911,437.59/775,565.12 - Step 6: Final answer
x = 602,864.80
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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.