Finding the Fourth Proportional to 947,079.84, 1,420,972.68 and 568,272.45
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Solution
The fourth proportional to 947,079.84, 1,420,972.68 and 568,272.45 is: 852,620.44
Step by Step Solution
- Step 1: Write the proportion equation
947,079.84 : 1,420,972.68 = 568,272.45 : x - Step 2: Convert to fraction form
947,079.84/1,420,972.68 = 568,272.45/x - Step 3: Cross multiply
947,079.84x = 1,420,972.68 × 568,272.45 - Step 4: Simplify right side
947,079.84x = 807,499,626,246.67 - Step 5: Solve for x
x = 807,499,626,246.67/947,079.84 - Step 6: Final answer
x = 852,620.44
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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.