Finding the Fourth Proportional to 772,123.05, 1,159,513.18 and 738,907.99
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Solution
The fourth proportional to 772,123.05, 1,159,513.18 and 738,907.99 is: 1,109,633.43
Step by Step Solution
- Step 1: Write the proportion equation
772,123.05 : 1,159,513.18 = 738,907.99 : x - Step 2: Convert to fraction form
772,123.05/1,159,513.18 = 738,907.99/x - Step 3: Cross multiply
772,123.05x = 1,159,513.18 × 738,907.99 - Step 4: Simplify right side
772,123.05x = 856,773,548,466.26 - Step 5: Solve for x
x = 856,773,548,466.26/772,123.05 - Step 6: Final answer
x = 1,109,633.43
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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.