Finding the Fourth Proportional to 907,681.56, 1,361,670.11 and 268,049.99
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Solution
The fourth proportional to 907,681.56, 1,361,670.11 and 268,049.99 is: 402,118.63
Step by Step Solution
- Step 1: Write the proportion equation
907,681.56 : 1,361,670.11 = 268,049.99 : x - Step 2: Convert to fraction form
907,681.56/1,361,670.11 = 268,049.99/x - Step 3: Cross multiply
907,681.56x = 1,361,670.11 × 268,049.99 - Step 4: Simplify right side
907,681.56x = 364,995,662,437.91 - Step 5: Solve for x
x = 364,995,662,437.91/907,681.56 - Step 6: Final answer
x = 402,118.63
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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.