Finding the Fourth Proportional to 905,536.07, 1,358,500.12 and 274,497.47
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Solution
The fourth proportional to 905,536.07, 1,358,500.12 and 274,497.47 is: 411,805.62
Step by Step Solution
- Step 1: Write the proportion equation
905,536.07 : 1,358,500.12 = 274,497.47 : x - Step 2: Convert to fraction form
905,536.07/1,358,500.12 = 274,497.47/x - Step 3: Cross multiply
905,536.07x = 1,358,500.12 × 274,497.47 - Step 4: Simplify right side
905,536.07x = 372,904,838,455.95 - Step 5: Solve for x
x = 372,904,838,455.95/905,536.07 - Step 6: Final answer
x = 411,805.62
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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.