Finding the Fourth Proportional to 807,723.99, 1,211,730.09 and 268,012.71
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Solution
The fourth proportional to 807,723.99, 1,211,730.09 and 268,012.71 is: 402,066.88
Step by Step Solution
- Step 1: Write the proportion equation
807,723.99 : 1,211,730.09 = 268,012.71 : x - Step 2: Convert to fraction form
807,723.99/1,211,730.09 = 268,012.71/x - Step 3: Cross multiply
807,723.99x = 1,211,730.09 × 268,012.71 - Step 4: Simplify right side
807,723.99x = 324,759,065,209.44 - Step 5: Solve for x
x = 324,759,065,209.44/807,723.99 - Step 6: Final answer
x = 402,066.88
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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.