Finding the Fourth Proportional to 829,646.76, 1,244,651.58 and 268,737.96
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Solution
The fourth proportional to 829,646.76, 1,244,651.58 and 268,737.96 is: 403,165.71
Step by Step Solution
- Step 1: Write the proportion equation
829,646.76 : 1,244,651.58 = 268,737.96 : x - Step 2: Convert to fraction form
829,646.76/1,244,651.58 = 268,737.96/x - Step 3: Cross multiply
829,646.76x = 1,244,651.58 × 268,737.96 - Step 4: Simplify right side
829,646.76x = 334,485,126,519.98 - Step 5: Solve for x
x = 334,485,126,519.98/829,646.76 - Step 6: Final answer
x = 403,165.71
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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.