Finding the Fourth Proportional to 854,968.74, 1,281,339.98 and 348,935.82
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Solution
The fourth proportional to 854,968.74, 1,281,339.98 and 348,935.82 is: 522,949.43
Step by Step Solution
- Step 1: Write the proportion equation
854,968.74 : 1,281,339.98 = 348,935.82 : x - Step 2: Convert to fraction form
854,968.74/1,281,339.98 = 348,935.82/x - Step 3: Cross multiply
854,968.74x = 1,281,339.98 × 348,935.82 - Step 4: Simplify right side
854,968.74x = 447,105,416,620.08 - Step 5: Solve for x
x = 447,105,416,620.08/854,968.74 - Step 6: Final answer
x = 522,949.43
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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.